1402454500 has 72 divisors (see below), whose sum is σ = 3178801080. Its totient is φ = 539896000.

The previous prime is 1402454483. The next prime is 1402454533. The reversal of 1402454500 is 54542041.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 55711296 + 1346743204 = 7464^2 + 36698^2 .

It is a super-3 number, since 3×1402454500³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4509345 + ... + 4509655.

It is an arithmetic number, because the mean of its divisors is an integer number (44150015).

Almost surely, 2^1402454500 is an apocalyptic number.

1402454500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1402454500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1589400540).

1402454500 is an abundant number, since it is smaller than the sum of its proper divisors (1776346580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1402454500 is an equidigital number, since it uses as much as digits as its factorization.

1402454500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670 (or 347 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 1402454500 is about 37449.3591400440. The cubic root of 1402454500 is about 1119.3423275333.

Adding to 1402454500 its reverse (54542041), we get a palindrome (1456996541).

The spelling of 1402454500 in words is "one billion, four hundred two million, four hundred fifty-four thousand, five hundred".