55604536 has 16 divisors (see below), whose sum is σ = 112278600. Its totient is φ = 25663584.

The previous prime is 55604531. The next prime is 55604539. The reversal of 55604536 is 63540655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55604531) 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, 267226 + ... + 267433.

Almost surely, 2^55604536 is an apocalyptic number.

It is an amenable number.

55604536 is an abundant number, since it is smaller than the sum of its proper divisors (56674064).

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

55604536 is a wasteful number, since it uses less digits than its factorization.

55604536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534678 (or 534674 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 55604536 is about 7456.8449092093. The cubic root of 55604536 is about 381.6835184701.

The spelling of 55604536 in words is "fifty-five million, six hundred four thousand, five hundred thirty-six".