47464457 has 2 divisors, whose sum is σ = 47464458. Its totient is φ = 47464456.

The previous prime is 47464447. The next prime is 47464517. The reversal of 47464457 is 75446474.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45549001 + 1915456 = 6749^2 + 1384^2 .

It is a cyclic number.

It is not a de Polignac number, because 47464457 - 2⁶ = 47464393 is a prime.

It is not a weakly prime, because it can be changed into another prime (47464447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23732228 + 23732229.

It is an arithmetic number, because the mean of its divisors is an integer number (23732229).

Almost surely, 2^47464457 is an apocalyptic number.

It is an amenable number.

47464457 is a deficient number, since it is larger than the sum of its proper divisors (1).

47464457 is an equidigital number, since it uses as much as digits as its factorization.

47464457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 376320, while the sum is 41.

The square root of 47464457 is about 6889.4453332616. The cubic root of 47464457 is about 362.0674685760.

The spelling of 47464457 in words is "forty-seven million, four hundred sixty-four thousand, four hundred fifty-seven".