55469952 has 96 divisors (see below), whose sum is σ = 161109000. Its totient is φ = 18318336.

The previous prime is 55469941. The next prime is 55469969. The reversal of 55469952 is 25996455.

It is a happy number.

55469952 is a `hidden beast` number, since 554 + 6 + 9 + 95 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 55469898 and 55469907.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 206074 + ... + 206342.

Almost surely, 2^55469952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55469952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80554500).

55469952 is an abundant number, since it is smaller than the sum of its proper divisors (105639048).

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

55469952 is a wasteful number, since it uses less digits than its factorization.

55469952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468 (or 453 counting only the distinct ones).

The product of its digits is 486000, while the sum is 45.

The square root of 55469952 is about 7447.8152501254. The cubic root of 55469952 is about 381.3753302185.

The spelling of 55469952 in words is "fifty-five million, four hundred sixty-nine thousand, nine hundred fifty-two".