56476390 has 8 divisors (see below), whose sum is σ = 101657520. Its totient is φ = 22590552.

The previous prime is 56476373. The next prime is 56476391. The reversal of 56476390 is 9367465.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56476391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2823810 + ... + 2823829.

It is an arithmetic number, because the mean of its divisors is an integer number (12707190).

Almost surely, 2^56476390 is an apocalyptic number.

56476390 is a deficient number, since it is larger than the sum of its proper divisors (45181130).

56476390 is a wasteful number, since it uses less digits than its factorization.

56476390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5647646.

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 56476390 is about 7515.0775112436. The cubic root of 56476390 is about 383.6680571430.

The spelling of 56476390 in words is "fifty-six million, four hundred seventy-six thousand, three hundred ninety".