52591492 has 12 divisors (see below), whose sum is σ = 92123136. Its totient is φ = 26270600.

The previous prime is 52591477. The next prime is 52591499. The reversal of 52591492 is 29419525.

It is not an unprimeable number, because it can be changed into a prime (52591499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1108 + ... + 10315.

It is an arithmetic number, because the mean of its divisors is an integer number (7676928).

Almost surely, 2^52591492 is an apocalyptic number.

It is an amenable number.

52591492 is a deficient number, since it is larger than the sum of its proper divisors (39531644).

52591492 is a wasteful number, since it uses less digits than its factorization.

52591492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12578 (or 12576 counting only the distinct ones).

The product of its digits is 32400, while the sum is 37.

The square root of 52591492 is about 7251.9991726420. Note that the first 3 decimals coincide. The cubic root of 52591492 is about 374.6610080212.

The spelling of 52591492 in words is "fifty-two million, five hundred ninety-one thousand, four hundred ninety-two".