1457957398 has 16 divisors (see below), whose sum is σ = 2298281040. Its totient is φ = 692780256.

The previous prime is 1457957393. The next prime is 1457957407. The reversal of 1457957398 is 8937597541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1457957393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225913 + ... + 232276.

It is an arithmetic number, because the mean of its divisors is an integer number (143642565).

Almost surely, 2^1457957398 is an apocalyptic number.

1457957398 is a deficient number, since it is larger than the sum of its proper divisors (840323642).

1457957398 is a wasteful number, since it uses less digits than its factorization.

1457957398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458271.

The product of its digits is 9525600, while the sum is 58.

The square root of 1457957398 is about 38183.2083251264. The cubic root of 1457957398 is about 1133.9179005269.

The spelling of 1457957398 in words is "one billion, four hundred fifty-seven million, nine hundred fifty-seven thousand, three hundred ninety-eight".