98649441 has 32 divisors (see below), whose sum is σ = 160352640. Its totient is φ = 59443200.

The previous prime is 98649413. The next prime is 98649443. The reversal of 98649441 is 14494689.

It is a de Polignac number, because none of the positive numbers 2^k-98649441 is a prime.

It is a super-2 number, since 2×98649441² = 19463424419224962, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (98649443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56461 + ... + 58181.

It is an arithmetic number, because the mean of its divisors is an integer number (5011020).

Almost surely, 2^98649441 is an apocalyptic number.

It is an amenable number.

98649441 is a deficient number, since it is larger than the sum of its proper divisors (61703199).

98649441 is a wasteful number, since it uses less digits than its factorization.

98649441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1934 (or 1928 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 98649441 is about 9932.2424960328. The cubic root of 98649441 is about 462.0598252769.

The spelling of 98649441 in words is "ninety-eight million, six hundred forty-nine thousand, four hundred forty-one".