52403700 has 36 divisors (see below), whose sum is σ = 151622240. Its totient is φ = 13974240.

The previous prime is 52403693. The next prime is 52403723. The reversal of 52403700 is 730425.

It is a happy number.

It is a super-2 number, since 2×52403700² = 5492295547380000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87040 + ... + 87639.

Almost surely, 2^52403700 is an apocalyptic number.

52403700 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52403700 is an abundant number, since it is smaller than the sum of its proper divisors (99218540).

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

52403700 is a wasteful number, since it uses less digits than its factorization.

52403700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174696 (or 174689 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 52403700 is about 7239.0399916011. The cubic root of 52403700 is about 374.2145337070.

The spelling of 52403700 in words is "fifty-two million, four hundred three thousand, seven hundred".