98979477 has 8 divisors (see below), whose sum is σ = 135539616. Its totient is φ = 64202832.

The previous prime is 98979449. The next prime is 98979499. The reversal of 98979477 is 77497989.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 98979477 - 2¹⁵ = 98946709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98979477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98979427) 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, 445743 + ... + 445964.

It is an arithmetic number, because the mean of its divisors is an integer number (16942452).

Almost surely, 2^98979477 is an apocalyptic number.

It is an amenable number.

98979477 is a deficient number, since it is larger than the sum of its proper divisors (36560139).

98979477 is a wasteful number, since it uses less digits than its factorization.

98979477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891747.

The product of its digits is 8001504, while the sum is 60.

The square root of 98979477 is about 9948.8429980576. The cubic root of 98979477 is about 462.5745321326.

The spelling of 98979477 in words is "ninety-eight million, nine hundred seventy-nine thousand, four hundred seventy-seven".