55629396 has 24 divisors (see below), whose sum is σ = 144224640. Its totient is φ = 18543096.

The previous prime is 55629347. The next prime is 55629419. The reversal of 55629396 is 69392655.

55629396 is a `hidden beast` number, since 556 + 2 + 9 + 3 + 96 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257436 + ... + 257651.

It is an arithmetic number, because the mean of its divisors is an integer number (6009360).

Almost surely, 2^55629396 is an apocalyptic number.

It is an amenable number.

55629396 is an abundant number, since it is smaller than the sum of its proper divisors (88595244).

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

55629396 is a wasteful number, since it uses less digits than its factorization.

55629396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515100 (or 515092 counting only the distinct ones).

The product of its digits is 437400, while the sum is 45.

The square root of 55629396 is about 7458.5116477753. The cubic root of 55629396 is about 381.7403917591.

The spelling of 55629396 in words is "fifty-five million, six hundred twenty-nine thousand, three hundred ninety-six".