55350402 has 32 divisors (see below), whose sum is σ = 118713600. Its totient is φ = 17142528.

The previous prime is 55350359. The next prime is 55350413. The reversal of 55350402 is 20405355.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4624 + ... + 11492.

It is an arithmetic number, because the mean of its divisors is an integer number (3709800).

Almost surely, 2^55350402 is an apocalyptic number.

55350402 is an abundant number, since it is smaller than the sum of its proper divisors (63363198).

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

55350402 is a wasteful number, since it uses less digits than its factorization.

55350402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6970.

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 55350402 is about 7439.7850775409. The cubic root of 55350402 is about 381.1011504570.

Adding to 55350402 its reverse (20405355), we get a palindrome (75755757).

The spelling of 55350402 in words is "fifty-five million, three hundred fifty thousand, four hundred two".