55894464 has 42 divisors (see below), whose sum is σ = 160213040. Its totient is φ = 18631296.

The previous prime is 55894463. The next prime is 55894469. The reversal of 55894464 is 46449855.

55894464 is a `hidden beast` number, since 5 + 589 + 4 + 4 + 64 = 666.

It is a super-2 number, since 2×55894464² = 6248382211694592, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55894463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 47944 + ... + 49095.

Almost surely, 2^55894464 is an apocalyptic number.

It is an amenable number.

55894464 is an abundant number, since it is smaller than the sum of its proper divisors (104318576).

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

55894464 is a wasteful number, since it uses less digits than its factorization.

55894464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97057 (or 97044 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The square root of 55894464 is about 7476.2600275806. The cubic root of 55894464 is about 382.3457483886.

The spelling of 55894464 in words is "fifty-five million, eight hundred ninety-four thousand, four hundred sixty-four".