55204464 has 40 divisors (see below), whose sum is σ = 162985600. Its totient is φ = 15772608.

The previous prime is 55204463. The next prime is 55204483. The reversal of 55204464 is 46440255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55204463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81814 + ... + 82485.

It is an arithmetic number, because the mean of its divisors is an integer number (4074640).

Almost surely, 2^55204464 is an apocalyptic number.

It is an amenable number.

55204464 is an abundant number, since it is smaller than the sum of its proper divisors (107781136).

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

55204464 is a wasteful number, since it uses less digits than its factorization.

55204464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164317 (or 164311 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 55204464 is about 7429.9706594306. The cubic root of 55204464 is about 380.7659159640.

The spelling of 55204464 in words is "fifty-five million, two hundred four thousand, four hundred sixty-four".