4052402520 has 32 divisors (see below), whose sum is σ = 12157207920. Its totient is φ = 1080640640.

The previous prime is 4052402509. The next prime is 4052402531. The reversal of 4052402520 is 252042504.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4052402509) and next prime (4052402531).

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 7 ways as a sum of consecutive naturals, for example, 16884891 + ... + 16885130.

Almost surely, 2^4052402520 is an apocalyptic number.

4052402520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4052402520 is an abundant number, since it is smaller than the sum of its proper divisors (8104805400).

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

4052402520 is a wasteful number, since it uses less digits than its factorization.

4052402520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33770035 (or 33770031 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 4052402520 is about 63658.4834880631. The cubic root of 4052402520 is about 1594.3029838720.

The spelling of 4052402520 in words is "four billion, fifty-two million, four hundred two thousand, five hundred twenty".