98747678 has 16 divisors (see below), whose sum is σ = 150318960. Its totient is φ = 48646656.

The previous prime is 98747659. The next prime is 98747681. The reversal of 98747678 is 87674789.

It is a super-2 number, since 2×98747678² = 19502207820783368, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40901 + ... + 43247.

It is an arithmetic number, because the mean of its divisors is an integer number (9394935).

Almost surely, 2^98747678 is an apocalyptic number.

98747678 is a deficient number, since it is larger than the sum of its proper divisors (51571282).

98747678 is a wasteful number, since it uses less digits than its factorization.

98747678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2651.

The product of its digits is 4741632, while the sum is 56.

The square root of 98747678 is about 9937.1866239897. The cubic root of 98747678 is about 462.2131503971.

The spelling of 98747678 in words is "ninety-eight million, seven hundred forty-seven thousand, six hundred seventy-eight".