56899229 has 16 divisors (see below), whose sum is σ = 60994560. Its totient is φ = 52980480.

The previous prime is 56899223. The next prime is 56899237. The reversal of 56899229 is 92299865.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 56899229 - 2¹² = 56895133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56899223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129392 + ... + 129830.

It is an arithmetic number, because the mean of its divisors is an integer number (3812160).

Almost surely, 2^56899229 is an apocalyptic number.

It is an amenable number.

56899229 is a deficient number, since it is larger than the sum of its proper divisors (4095331).

56899229 is a wasteful number, since it uses less digits than its factorization.

56899229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620.

The product of its digits is 699840, while the sum is 50.

The square root of 56899229 is about 7543.1577605138. The cubic root of 56899229 is about 384.6231855987.

The spelling of 56899229 in words is "fifty-six million, eight hundred ninety-nine thousand, two hundred twenty-nine".