52122974 has 4 divisors (see below), whose sum is σ = 78184464. Its totient is φ = 26061486.

The previous prime is 52122943. The next prime is 52122977. The reversal of 52122974 is 47922125.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 52122974.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52122977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13030742 + ... + 13030745.

It is an arithmetic number, because the mean of its divisors is an integer number (19546116).

Almost surely, 2^52122974 is an apocalyptic number.

52122974 is a deficient number, since it is larger than the sum of its proper divisors (26061490).

52122974 is a wasteful number, since it uses less digits than its factorization.

52122974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26061489.

The product of its digits is 10080, while the sum is 32.

The square root of 52122974 is about 7219.6242284485. The cubic root of 52122974 is about 373.5451159848.

The spelling of 52122974 in words is "fifty-two million, one hundred twenty-two thousand, nine hundred seventy-four".