55463402 has 16 divisors (see below), whose sum is σ = 86221824. Its totient is φ = 26730000.

The previous prime is 55463393. The next prime is 55463423. The reversal of 55463402 is 20436455.

It is a super-2 number, since 2×55463402² = 6152377922827208, which contains 22 as substring.

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, 15152 + ... + 18452.

It is an arithmetic number, because the mean of its divisors is an integer number (5388864).

Almost surely, 2^55463402 is an apocalyptic number.

55463402 is a deficient number, since it is larger than the sum of its proper divisors (30758422).

55463402 is a wasteful number, since it uses less digits than its factorization.

55463402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3605.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 55463402 is about 7447.3755108763. The cubic root of 55463402 is about 381.3603184470.

Adding to 55463402 its reverse (20436455), we get a palindrome (75899857).

The spelling of 55463402 in words is "fifty-five million, four hundred sixty-three thousand, four hundred two".