53958489 has 12 divisors (see below), whose sum is σ = 77905296. Its totient is φ = 33204912.

The previous prime is 53958467. The next prime is 53958511. The reversal of 53958489 is 98485935.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (53958467) and next prime (53958511).

It is not a de Polignac number, because 53958489 - 2¹³ = 53950297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53958449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52707 + ... + 53720.

It is an arithmetic number, because the mean of its divisors is an integer number (6492108).

Almost surely, 2^53958489 is an apocalyptic number.

It is an amenable number.

53958489 is a deficient number, since it is larger than the sum of its proper divisors (23946807).

53958489 is a wasteful number, since it uses less digits than its factorization.

53958489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106456 (or 106443 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 51.

The square root of 53958489 is about 7345.6442195358. The cubic root of 53958489 is about 377.8794372093.

The spelling of 53958489 in words is "fifty-three million, nine hundred fifty-eight thousand, four hundred eighty-nine".