52698077 has 4 divisors (see below), whose sum is σ = 55471680. Its totient is φ = 49924476.

The previous prime is 52698073. The next prime is 52698089. The reversal of 52698077 is 77089625.

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 not a de Polignac number, because 52698077 - 2² = 52698073 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52698073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1386773 + ... + 1386810.

It is an arithmetic number, because the mean of its divisors is an integer number (13867920).

Almost surely, 2^52698077 is an apocalyptic number.

It is an amenable number.

52698077 is a deficient number, since it is larger than the sum of its proper divisors (2773603).

52698077 is a wasteful number, since it uses less digits than its factorization.

52698077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2773602.

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 52698077 is about 7259.3441163786. The cubic root of 52698077 is about 374.9139405479.

The spelling of 52698077 in words is "fifty-two million, six hundred ninety-eight thousand, seventy-seven".