52462139 has 8 divisors (see below), whose sum is σ = 53368848. Its totient is φ = 51559200.

The previous prime is 52462133. The next prime is 52462141. The reversal of 52462139 is 93126425.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 52462139 - 2⁸ = 52461883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52462133) 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, 46409 + ... + 47525.

It is an arithmetic number, because the mean of its divisors is an integer number (6671106).

Almost surely, 2^52462139 is an apocalyptic number.

52462139 is a deficient number, since it is larger than the sum of its proper divisors (906709).

52462139 is a wasteful number, since it uses less digits than its factorization.

With its successor (52462140) it forms an eRAP, since the sums of their prime factors are consecutive (1885 and 1886).

52462139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1885.

The product of its digits is 12960, while the sum is 32.

The square root of 52462139 is about 7243.0752446734. The cubic root of 52462139 is about 374.3535862234.

The spelling of 52462139 in words is "fifty-two million, four hundred sixty-two thousand, one hundred thirty-nine".