52257154 has 4 divisors (see below), whose sum is σ = 78385734. Its totient is φ = 26128576.

The previous prime is 52257137. The next prime is 52257187. The reversal of 52257154 is 45175225.

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

It can be written as a sum of positive squares in only one way, i.e., 36929929 + 15327225 = 6077^2 + 3915^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13064287 + ... + 13064290.

Almost surely, 2^52257154 is an apocalyptic number.

52257154 is a deficient number, since it is larger than the sum of its proper divisors (26128580).

52257154 is a wasteful number, since it uses less digits than its factorization.

52257154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26128579.

The product of its digits is 14000, while the sum is 31.

The square root of 52257154 is about 7228.9109829905. The cubic root of 52257154 is about 373.8653799769.

The spelling of 52257154 in words is "fifty-two million, two hundred fifty-seven thousand, one hundred fifty-four".