98011972 has 12 divisors (see below), whose sum is σ = 171608976. Its totient is φ = 48980840.

The previous prime is 98011951. The next prime is 98012003. The reversal of 98011972 is 27911089.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4563 + ... + 14725.

It is an arithmetic number, because the mean of its divisors is an integer number (14300748).

Almost surely, 2^98011972 is an apocalyptic number.

It is an amenable number.

98011972 is a deficient number, since it is larger than the sum of its proper divisors (73597004).

98011972 is a wasteful number, since it uses less digits than its factorization.

98011972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12578 (or 12576 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 37.

The square root of 98011972 is about 9900.0995954586. The cubic root of 98011972 is about 461.0624026398.

The spelling of 98011972 in words is "ninety-eight million, eleven thousand, nine hundred seventy-two".