98444490 has 16 divisors (see below), whose sum is σ = 236266848. Its totient is φ = 26251856.

The previous prime is 98444477. The next prime is 98444497. The reversal of 98444490 is 9444489.

It is a super-2 number, since 2×98444490² = 19382635222720200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (98444497) 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, 1640712 + ... + 1640771.

It is an arithmetic number, because the mean of its divisors is an integer number (14766678).

Almost surely, 2^98444490 is an apocalyptic number.

98444490 is an abundant number, since it is smaller than the sum of its proper divisors (137822358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

98444490 is a wasteful number, since it uses less digits than its factorization.

98444490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3281493.

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 98444490 is about 9921.9196731278. The cubic root of 98444490 is about 461.7396163980.

The spelling of 98444490 in words is "ninety-eight million, four hundred forty-four thousand, four hundred ninety".