55402496 has 28 divisors (see below), whose sum is σ = 110814612. Its totient is φ = 27697152.

The previous prime is 55402483. The next prime is 55402511. The reversal of 55402496 is 69420455.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4811 + ... + 11573.

Almost surely, 2^55402496 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 55402496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55407306).

55402496 is an abundant number, since it is smaller than the sum of its proper divisors (55412116).

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

55402496 is an frugal number, since it uses more digits than its factorization.

55402496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6789 (or 6765 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 55402496 is about 7443.2852961579. The cubic root of 55402496 is about 381.2206729748.

The spelling of 55402496 in words is "fifty-five million, four hundred two thousand, four hundred ninety-six".