52291550 has 24 divisors (see below), whose sum is σ = 97929000. Its totient is φ = 20773280.

The previous prime is 52291537. The next prime is 52291567. The reversal of 52291550 is 5519225.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3941 + ... + 10959.

It is an arithmetic number, because the mean of its divisors is an integer number (4080375).

Almost surely, 2^52291550 is an apocalyptic number.

52291550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52291550 is a deficient number, since it is larger than the sum of its proper divisors (45637450).

52291550 is a wasteful number, since it uses less digits than its factorization.

52291550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7180 (or 7175 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 52291550 is about 7231.2896498481. The cubic root of 52291550 is about 373.9473888647.

The spelling of 52291550 in words is "fifty-two million, two hundred ninety-one thousand, five hundred fifty".