52274157 has 8 divisors (see below), whose sum is σ = 75060384. Its totient is φ = 32168688.

The previous prime is 52274107. The next prime is 52274161. The reversal of 52274157 is 75147225.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52274157 - 2¹¹ = 52272109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52274107) 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, 670143 + ... + 670220.

It is an arithmetic number, because the mean of its divisors is an integer number (9382548).

Almost surely, 2^52274157 is an apocalyptic number.

It is an amenable number.

52274157 is a deficient number, since it is larger than the sum of its proper divisors (22786227).

52274157 is a wasteful number, since it uses less digits than its factorization.

52274157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1340379.

The product of its digits is 19600, while the sum is 33.

The square root of 52274157 is about 7230.0869289380. The cubic root of 52274157 is about 373.9059239870.

The spelling of 52274157 in words is "fifty-two million, two hundred seventy-four thousand, one hundred fifty-seven".