502042057 has 4 divisors (see below), whose sum is σ = 547682256. Its totient is φ = 456401860.

The previous prime is 502042039. The next prime is 502042067. The reversal of 502042057 is 750240205.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 502042057 - 2⁷ = 502041929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (502042067) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 22820083 + ... + 22820104.

It is an arithmetic number, because the mean of its divisors is an integer number (136920564).

Almost surely, 2^502042057 is an apocalyptic number.

It is an amenable number.

502042057 is a deficient number, since it is larger than the sum of its proper divisors (45640199).

502042057 is a wasteful number, since it uses less digits than its factorization.

502042057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45640198.

The product of its (nonzero) digits is 2800, while the sum is 25.

The square root of 502042057 is about 22406.2950306382. The cubic root of 502042057 is about 794.7795794655.

The spelling of 502042057 in words is "five hundred two million, forty-two thousand, fifty-seven".