98978469 has 8 divisors (see below), whose sum is σ = 135190272. Its totient is φ = 64376160.

The previous prime is 98978461. The next prime is 98978483. The reversal of 98978469 is 96487989.

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

It is not a de Polignac number, because 98978469 - 2³ = 98978461 is a prime.

It is a super-2 number, since 2×98978469² = 19593474651167922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98978461) 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, 402229 + ... + 402474.

It is an arithmetic number, because the mean of its divisors is an integer number (16898784).

Almost surely, 2^98978469 is an apocalyptic number.

It is an amenable number.

98978469 is a deficient number, since it is larger than the sum of its proper divisors (36211803).

98978469 is a wasteful number, since it uses less digits than its factorization.

98978469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804747.

The product of its digits is 7838208, while the sum is 60.

The square root of 98978469 is about 9948.7923387716. The cubic root of 98978469 is about 462.5729618518.

The spelling of 98978469 in words is "ninety-eight million, nine hundred seventy-eight thousand, four hundred sixty-nine".