53162439 has 24 divisors (see below), whose sum is σ = 78555120. Its totient is φ = 31954560.

The previous prime is 53162411. The next prime is 53162467. The reversal of 53162439 is 93426135.

It is an interprime number because it is at equal distance from previous prime (53162411) and next prime (53162467).

It is not a de Polignac number, because 53162439 - 2¹¹ = 53160391 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53162479) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49197 + ... + 50265.

It is an arithmetic number, because the mean of its divisors is an integer number (3273130).

Almost surely, 2^53162439 is an apocalyptic number.

53162439 is a deficient number, since it is larger than the sum of its proper divisors (25392681).

53162439 is a wasteful number, since it uses less digits than its factorization.

53162439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1231 (or 1220 counting only the distinct ones).

The product of its digits is 19440, while the sum is 33.

The square root of 53162439 is about 7291.2577104365. The cubic root of 53162439 is about 376.0119370550.

The spelling of 53162439 in words is "fifty-three million, one hundred sixty-two thousand, four hundred thirty-nine".