53650398 has 32 divisors (see below), whose sum is σ = 115587072. Its totient is φ = 16552800.

The previous prime is 53650381. The next prime is 53650423. The reversal of 53650398 is 89305635.

It is a Curzon number.

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, 1993 + ... + 10548.

It is an arithmetic number, because the mean of its divisors is an integer number (3612096).

Almost surely, 2^53650398 is an apocalyptic number.

53650398 is an abundant number, since it is smaller than the sum of its proper divisors (61936674).

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

53650398 is a wasteful number, since it uses less digits than its factorization.

53650398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12600.

The product of its (nonzero) digits is 97200, while the sum is 39.

The square root of 53650398 is about 7324.6431995013. The cubic root of 53650398 is about 377.1588614404.

The spelling of 53650398 in words is "fifty-three million, six hundred fifty thousand, three hundred ninety-eight".