53151998 has 8 divisors (see below), whose sum is σ = 79835592. Its totient is φ = 26540136.

The previous prime is 53151961. The next prime is 53152003. The reversal of 53151998 is 89915135.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16040 + ... + 19067.

It is an arithmetic number, because the mean of its divisors is an integer number (9979449).

Almost surely, 2^53151998 is an apocalyptic number.

53151998 is a deficient number, since it is larger than the sum of its proper divisors (26683594).

53151998 is a wasteful number, since it uses less digits than its factorization.

53151998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35866.

The product of its digits is 48600, while the sum is 41.

The square root of 53151998 is about 7290.5416808355. The cubic root of 53151998 is about 375.9873194381.

The spelling of 53151998 in words is "fifty-three million, one hundred fifty-one thousand, nine hundred ninety-eight".