52374155 has 4 divisors (see below), whose sum is σ = 62848992. Its totient is φ = 41899320.

The previous prime is 52374149. The next prime is 52374167. The reversal of 52374155 is 55147325.

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

It is not a de Polignac number, because 52374155 - 2⁴ = 52374139 is a prime.

It is a super-2 number, since 2×52374155² = 5486104223928050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5237411 + ... + 5237420.

It is an arithmetic number, because the mean of its divisors is an integer number (15712248).

Almost surely, 2^52374155 is an apocalyptic number.

52374155 is a deficient number, since it is larger than the sum of its proper divisors (10474837).

52374155 is a wasteful number, since it uses less digits than its factorization.

52374155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10474836.

The product of its digits is 21000, while the sum is 32.

The square root of 52374155 is about 7236.9990327483. Note that the first 3 decimals coincide. The cubic root of 52374155 is about 374.1441935920.

The spelling of 52374155 in words is "fifty-two million, three hundred seventy-four thousand, one hundred fifty-five".