98290857 has 16 divisors (see below), whose sum is σ = 157660160. Its totient is φ = 53209872.

The previous prime is 98290849. The next prime is 98290867. The reversal of 98290857 is 75809289.

It is a happy number.

It is not a de Polignac number, because 98290857 - 2³ = 98290849 is a prime.

It is a super-2 number, since 2×98290857² = 19322185139588898, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (98290807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122773 + ... + 123570.

It is an arithmetic number, because the mean of its divisors is an integer number (9853760).

Almost surely, 2^98290857 is an apocalyptic number.

It is an amenable number.

98290857 is a deficient number, since it is larger than the sum of its proper divisors (59369303).

98290857 is a wasteful number, since it uses less digits than its factorization.

98290857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246372.

The product of its (nonzero) digits is 362880, while the sum is 48.

The square root of 98290857 is about 9914.1745496032. The cubic root of 98290857 is about 461.4992935629.

The spelling of 98290857 in words is "ninety-eight million, two hundred ninety thousand, eight hundred fifty-seven".