74239698 has 16 divisors (see below), whose sum is σ = 159901056. Its totient is φ = 22842960.

The previous prime is 74239687. The next prime is 74239709. The reversal of 74239698 is 89693247.

It is an interprime number because it is at equal distance from previous prime (74239687) and next prime (74239709).

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, 475818 + ... + 475973.

It is an arithmetic number, because the mean of its divisors is an integer number (9993816).

Almost surely, 2^74239698 is an apocalyptic number.

74239698 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

74239698 is an abundant number, since it is smaller than the sum of its proper divisors (85661358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74239698 is a wasteful number, since it uses less digits than its factorization.

74239698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951809.

The product of its digits is 653184, while the sum is 48.

The square root of 74239698 is about 8616.2461663998. The cubic root of 74239698 is about 420.2864599051.

The spelling of 74239698 in words is "seventy-four million, two hundred thirty-nine thousand, six hundred ninety-eight".