53630398 has 8 divisors (see below), whose sum is σ = 81183960. Its totient is φ = 26569080.

The previous prime is 53630389. The next prime is 53630429. The reversal of 53630398 is 89303635.

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, 122788 + ... + 123223.

It is an arithmetic number, because the mean of its divisors is an integer number (10147995).

Almost surely, 2^53630398 is an apocalyptic number.

53630398 is a deficient number, since it is larger than the sum of its proper divisors (27553562).

53630398 is a wasteful number, since it uses less digits than its factorization.

53630398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246122.

The product of its (nonzero) digits is 58320, while the sum is 37.

The square root of 53630398 is about 7323.2778180266. The cubic root of 53630398 is about 377.1119893759. Note that the first 3 decimals are identical.

The spelling of 53630398 in words is "fifty-three million, six hundred thirty thousand, three hundred ninety-eight".