52155726 has 32 divisors (see below), whose sum is σ = 120853248. Its totient is φ = 14696640.

The previous prime is 52155713. The next prime is 52155739. The reversal of 52155726 is 62755125.

It is an interprime number because it is at equal distance from previous prime (52155713) and next prime (52155739).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5440 + ... + 11571.

It is an arithmetic number, because the mean of its divisors is an integer number (3776664).

Almost surely, 2^52155726 is an apocalyptic number.

52155726 is an abundant number, since it is smaller than the sum of its proper divisors (68697522).

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

52155726 is a wasteful number, since it uses less digits than its factorization.

52155726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17096.

The product of its digits is 21000, while the sum is 33.

The square root of 52155726 is about 7221.8921343371. The cubic root of 52155726 is about 373.6233398918.

The spelling of 52155726 in words is "fifty-two million, one hundred fifty-five thousand, seven hundred twenty-six".