52262739 has 32 divisors (see below), whose sum is σ = 81868800. Its totient is φ = 33294888.

The previous prime is 52262729. The next prime is 52262767. The reversal of 52262739 is 93726225.

52262739 is a `hidden beast` number, since 5 + 22 + 627 + 3 + 9 = 666.

It is not a de Polignac number, because 52262739 - 2¹⁵ = 52229971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52262729) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49782 + ... + 50820.

It is an arithmetic number, because the mean of its divisors is an integer number (2558400).

Almost surely, 2^52262739 is an apocalyptic number.

52262739 is a deficient number, since it is larger than the sum of its proper divisors (29606061).

52262739 is an equidigital number, since it uses as much as digits as its factorization.

52262739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083 (or 1065 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 52262739 is about 7229.2972687530. The cubic root of 52262739 is about 373.8786984963.

The spelling of 52262739 in words is "fifty-two million, two hundred sixty-two thousand, seven hundred thirty-nine".