54690396 has 12 divisors (see below), whose sum is σ = 127610952. Its totient is φ = 18230128.

The previous prime is 54690347. The next prime is 54690397. The reversal of 54690396 is 69309645.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54690397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2278755 + ... + 2278778.

It is an arithmetic number, because the mean of its divisors is an integer number (10634246).

Almost surely, 2^54690396 is an apocalyptic number.

It is an amenable number.

54690396 is an abundant number, since it is smaller than the sum of its proper divisors (72920556).

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

54690396 is a wasteful number, since it uses less digits than its factorization.

54690396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4557540 (or 4557538 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 42.

The square root of 54690396 is about 7395.2955316201. The cubic root of 54690396 is about 379.5803215275.

The spelling of 54690396 in words is "fifty-four million, six hundred ninety thousand, three hundred ninety-six".