1406162400 has 144 divisors (see below), whose sum is σ = 4623172848. Its totient is φ = 371200000.

The previous prime is 1406162371. The next prime is 1406162413. The reversal of 1406162400 is 42616041.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 239500 + ... + 245300.

It is an arithmetic number, because the mean of its divisors is an integer number (32105367).

Almost surely, 2^1406162400 is an apocalyptic number.

1406162400 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 1406162400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2311586424).

1406162400 is an abundant number, since it is smaller than the sum of its proper divisors (3217010448).

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

1406162400 is a wasteful number, since it uses less digits than its factorization.

1406162400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5925 (or 5912 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1406162400 is about 37498.8319818098. The cubic root of 1406162400 is about 1120.3279226862.

Adding to 1406162400 its reverse (42616041), we get a palindrome (1448778441).

The spelling of 1406162400 in words is "one billion, four hundred six million, one hundred sixty-two thousand, four hundred".