55642354 has 8 divisors (see below), whose sum is σ = 84243888. Its totient is φ = 27561060.

The previous prime is 55642337. The next prime is 55642373. The reversal of 55642354 is 45324655.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×55642354² = 6192143117322632, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129792 + ... + 130219.

It is an arithmetic number, because the mean of its divisors is an integer number (10530486).

Almost surely, 2^55642354 is an apocalyptic number.

55642354 is a deficient number, since it is larger than the sum of its proper divisors (28601534).

55642354 is a wasteful number, since it uses less digits than its factorization.

55642354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260120.

The product of its digits is 72000, while the sum is 34.

The square root of 55642354 is about 7459.3802691645. The cubic root of 55642354 is about 381.7700296144.

The spelling of 55642354 in words is "fifty-five million, six hundred forty-two thousand, three hundred fifty-four".