55430462 has 4 divisors (see below), whose sum is σ = 83145696. Its totient is φ = 27715230.

The previous prime is 55430413. The next prime is 55430491. The reversal of 55430462 is 26403455.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×55430462² = 6145072235066888, which contains 22 as substring.

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, 13857614 + ... + 13857617.

It is an arithmetic number, because the mean of its divisors is an integer number (20786424).

Almost surely, 2^55430462 is an apocalyptic number.

55430462 is a deficient number, since it is larger than the sum of its proper divisors (27715234).

55430462 is a wasteful number, since it uses less digits than its factorization.

55430462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27715233.

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

The square root of 55430462 is about 7445.1636650916. The cubic root of 55430462 is about 381.2848062104.

The spelling of 55430462 in words is "fifty-five million, four hundred thirty thousand, four hundred sixty-two".