52149274 has 16 divisors (see below), whose sum is σ = 80274240. Its totient is φ = 25399360.

The previous prime is 52149271. The next prime is 52149289. The reversal of 52149274 is 47294125.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (52149271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11379 + ... + 15289.

It is an arithmetic number, because the mean of its divisors is an integer number (5017140).

Almost surely, 2^52149274 is an apocalyptic number.

52149274 is a deficient number, since it is larger than the sum of its proper divisors (28124966).

52149274 is a wasteful number, since it uses less digits than its factorization.

52149274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4085.

The product of its digits is 20160, while the sum is 34.

The square root of 52149274 is about 7221.4454231823. The cubic root of 52149274 is about 373.6079327168.

The spelling of 52149274 in words is "fifty-two million, one hundred forty-nine thousand, two hundred seventy-four".