457894379 has 2 divisors, whose sum is σ = 457894380. Its totient is φ = 457894378.

The previous prime is 457894321. The next prime is 457894429. The reversal of 457894379 is 973498754.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 457894379 - 2²⁸ = 189458923 is a prime.

It is not a weakly prime, because it can be changed into another prime (457894279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228947189 + 228947190.

It is an arithmetic number, because the mean of its divisors is an integer number (228947190).

Almost surely, 2^457894379 is an apocalyptic number.

457894379 is a deficient number, since it is larger than the sum of its proper divisors (1).

457894379 is an equidigital number, since it uses as much as digits as its factorization.

457894379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7620480, while the sum is 56.

The square root of 457894379 is about 21398.4667441385. The cubic root of 457894379 is about 770.7646191202.

The spelling of 457894379 in words is "four hundred fifty-seven million, eight hundred ninety-four thousand, three hundred seventy-nine".