1402800 has 120 divisors (see below), whose sum is σ = 5166336. Its totient is φ = 318720.

The previous prime is 1402799. The next prime is 1402801. The reversal of 1402800 is 82041.

It is an interprime number because it is at equal distance from previous prime (1402799) and next prime (1402801).

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1402800.

It is not an unprimeable number, because it can be changed into a prime (1402801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8317 + ... + 8483.

2^1402800 is an apocalyptic number.

1402800 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 1402800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2583168).

1402800 is an abundant number, since it is smaller than the sum of its proper divisors (3763536).

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

1402800 is a wasteful number, since it uses less digits than its factorization.

1402800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195 (or 184 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1402800 is about 1184.3985815594. The cubic root of 1402800 is about 111.9434238066.

Adding to 1402800 its reverse (82041), we get a palindrome (1484841).

The spelling of 1402800 in words is "one million, four hundred two thousand, eight hundred".