53358420 has 48 divisors (see below), whose sum is σ = 151945920. Its totient is φ = 13986816.

The previous prime is 53358407. The next prime is 53358433. The reversal of 53358420 is 2485335.

It is an interprime number because it is at equal distance from previous prime (53358407) and next prime (53358433).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3997 + ... + 11076.

It is an arithmetic number, because the mean of its divisors is an integer number (3165540).

Almost surely, 2^53358420 is an apocalyptic number.

It is an amenable number.

53358420 is an abundant number, since it is smaller than the sum of its proper divisors (98587500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53358420 is a wasteful number, since it uses less digits than its factorization.

53358420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15144 (or 15142 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 53358420 is about 7304.6847981278. The cubic root of 53358420 is about 376.4734209441.

The spelling of 53358420 in words is "fifty-three million, three hundred fifty-eight thousand, four hundred twenty".