457974973 has 2 divisors, whose sum is σ = 457974974. Its totient is φ = 457974972.

The previous prime is 457974889. The next prime is 457975033. The reversal of 457974973 is 379479754.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 384238404 + 73736569 = 19602^2 + 8587^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-457974973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (457974173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228987486 + 228987487.

It is an arithmetic number, because the mean of its divisors is an integer number (228987487).

Almost surely, 2^457974973 is an apocalyptic number.

It is an amenable number.

457974973 is a deficient number, since it is larger than the sum of its proper divisors (1).

457974973 is an equidigital number, since it uses as much as digits as its factorization.

457974973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6667920, while the sum is 55.

The square root of 457974973 is about 21400.3498335892. The cubic root of 457974973 is about 770.8098372333.

The spelling of 457974973 in words is "four hundred fifty-seven million, nine hundred seventy-four thousand, nine hundred seventy-three".