457649698 has 16 divisors (see below), whose sum is σ = 749243520. Its totient is φ = 207922000.

The previous prime is 457649677. The next prime is 457649711. The reversal of 457649698 is 896946754.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60423 + ... + 67573.

It is an arithmetic number, because the mean of its divisors is an integer number (46827720).

Almost surely, 2^457649698 is an apocalyptic number.

457649698 is a deficient number, since it is larger than the sum of its proper divisors (291593822).

457649698 is a wasteful number, since it uses less digits than its factorization.

457649698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10073.

The product of its digits is 13063680, while the sum is 58.

The square root of 457649698 is about 21392.7487247432. The cubic root of 457649698 is about 770.6273057510.

The spelling of 457649698 in words is "four hundred fifty-seven million, six hundred forty-nine thousand, six hundred ninety-eight".