53197416 has 96 divisors (see below), whose sum is σ = 155906400. Its totient is φ = 16329600.

The previous prime is 53197411. The next prime is 53197421. The reversal of 53197416 is 61479135.

53197416 is a `hidden beast` number, since 53 + 197 + 416 = 666.

It is an interprime number because it is at equal distance from previous prime (53197411) and next prime (53197421).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (53197411) 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, 50091 + ... + 51141.

It is an arithmetic number, because the mean of its divisors is an integer number (1624025).

Almost surely, 2^53197416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53197416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77953200).

53197416 is an abundant number, since it is smaller than the sum of its proper divisors (102708984).

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

53197416 is a wasteful number, since it uses less digits than its factorization.

53197416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119 (or 1112 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 53197416 is about 7293.6558734286. The cubic root of 53197416 is about 376.0943817692.

The spelling of 53197416 in words is "fifty-three million, one hundred ninety-seven thousand, four hundred sixteen".