53704507 has 4 divisors (see below), whose sum is σ = 56531080. Its totient is φ = 50877936.

The previous prime is 53704499. The next prime is 53704523. The reversal of 53704507 is 70540735.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53704507 - 2³ = 53704499 is a prime.

It is a super-2 number, since 2×53704507² = 5768348144226098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53704907) 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, 1413258 + ... + 1413295.

It is an arithmetic number, because the mean of its divisors is an integer number (14132770).

Almost surely, 2^53704507 is an apocalyptic number.

53704507 is a deficient number, since it is larger than the sum of its proper divisors (2826573).

53704507 is a wasteful number, since it uses less digits than its factorization.

53704507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2826572.

The product of its (nonzero) digits is 14700, while the sum is 31.

The square root of 53704507 is about 7328.3358956860. The cubic root of 53704507 is about 377.2856131063.

The spelling of 53704507 in words is "fifty-three million, seven hundred four thousand, five hundred seven".