38439698 has 16 divisors (see below), whose sum is σ = 66212640. Its totient is φ = 16552800.

The previous prime is 38439671. The next prime is 38439701. The reversal of 38439698 is 89693483.

It is a super-2 number, since 2×38439698² = 2955220764662408, which contains 22 as substring.

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, 45563 + ... + 46398.

It is an arithmetic number, because the mean of its divisors is an integer number (4138290).

Almost surely, 2^38439698 is an apocalyptic number.

38439698 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

38439698 is a deficient number, since it is larger than the sum of its proper divisors (27772942).

38439698 is a wasteful number, since it uses less digits than its factorization.

38439698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91993.

The product of its digits is 1119744, while the sum is 50.

The square root of 38439698 is about 6199.9756451135. The cubic root of 38439698 is about 337.4892850736.

The spelling of 38439698 in words is "thirty-eight million, four hundred thirty-nine thousand, six hundred ninety-eight".