55499652 has 36 divisors (see below), whose sum is σ = 151083660. Its totient is φ = 17076672.

The previous prime is 55499629. The next prime is 55499663. The reversal of 55499652 is 25699455.

It is a happy number.

55499652 is a `hidden beast` number, since 554 + 9 + 96 + 5 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2268036 + 53231616 = 1506^2 + 7296^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×55499652² = 6160422744242208, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55499598 and 55499607.

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, 58827 + ... + 59762.

Almost surely, 2^55499652 is an apocalyptic number.

55499652 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

55499652 is an abundant number, since it is smaller than the sum of its proper divisors (95584008).

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

55499652 is a wasteful number, since it uses less digits than its factorization.

55499652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118612 (or 118607 counting only the distinct ones).

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

The square root of 55499652 is about 7449.8088566083. The cubic root of 55499652 is about 381.4433840383.

The spelling of 55499652 in words is "fifty-five million, four hundred ninety-nine thousand, six hundred fifty-two".