55357430 has 8 divisors (see below), whose sum is σ = 99643392. Its totient is φ = 22142968.

The previous prime is 55357429. The next prime is 55357451. The reversal of 55357430 is 3475355.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2767862 + ... + 2767881.

It is an arithmetic number, because the mean of its divisors is an integer number (12455424).

Almost surely, 2^55357430 is an apocalyptic number.

55357430 is a deficient number, since it is larger than the sum of its proper divisors (44285962).

55357430 is a wasteful number, since it uses less digits than its factorization.

55357430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5535750.

The product of its (nonzero) digits is 31500, while the sum is 32.

The square root of 55357430 is about 7440.2573880209. The cubic root of 55357430 is about 381.1172796113.

The spelling of 55357430 in words is "fifty-five million, three hundred fifty-seven thousand, four hundred thirty".