56724467 has 2 divisors, whose sum is σ = 56724468. Its totient is φ = 56724466.

The previous prime is 56724457. The next prime is 56724491. The reversal of 56724467 is 76442765.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56724467 - 2⁶ = 56724403 is a prime.

It is not a weakly prime, because it can be changed into another prime (56724407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28362233 + 28362234.

It is an arithmetic number, because the mean of its divisors is an integer number (28362234).

Almost surely, 2^56724467 is an apocalyptic number.

56724467 is a deficient number, since it is larger than the sum of its proper divisors (1).

56724467 is an equidigital number, since it uses as much as digits as its factorization.

56724467 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 282240, while the sum is 41.

The square root of 56724467 is about 7531.5647112668. The cubic root of 56724467 is about 384.2290006863.

The spelling of 56724467 in words is "fifty-six million, seven hundred twenty-four thousand, four hundred sixty-seven".