47079457 has 2 divisors, whose sum is σ = 47079458. Its totient is φ = 47079456.

The previous prime is 47079427. The next prime is 47079467. The reversal of 47079457 is 75497074.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46840336 + 239121 = 6844^2 + 489^2 .

It is a cyclic number.

It is not a de Polignac number, because 47079457 - 2¹⁹ = 46555169 is a prime.

It is not a weakly prime, because it can be changed into another prime (47079427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23539728 + 23539729.

It is an arithmetic number, because the mean of its divisors is an integer number (23539729).

Almost surely, 2^47079457 is an apocalyptic number.

It is an amenable number.

47079457 is a deficient number, since it is larger than the sum of its proper divisors (1).

47079457 is an equidigital number, since it uses as much as digits as its factorization.

47079457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 246960, while the sum is 43.

The square root of 47079457 is about 6861.4471505653. The cubic root of 47079457 is about 361.0858598271.

The spelling of 47079457 in words is "forty-seven million, seventy-nine thousand, four hundred fifty-seven".