74739844 has 24 divisors (see below), whose sum is σ = 142430400. Its totient is φ = 34181280.

The previous prime is 74739799. The next prime is 74739869. The reversal of 74739844 is 44893747.

It is a super-2 number, since 2×74739844² = 11172088562288672, which contains 22 as substring.

It is a zygodrome in base 6.

It is a junction number, because it is equal to n+sod(n) for n = 74739794 and 74739803.

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, 14752 + ... + 19159.

It is an arithmetic number, because the mean of its divisors is an integer number (5934600).

Almost surely, 2^74739844 is an apocalyptic number.

It is an amenable number.

74739844 is a deficient number, since it is larger than the sum of its proper divisors (67690556).

74739844 is a wasteful number, since it uses less digits than its factorization.

74739844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33963 (or 33961 counting only the distinct ones).

The product of its digits is 677376, while the sum is 46.

The square root of 74739844 is about 8645.2208762992. The cubic root of 74739844 is about 421.2281587234.

The spelling of 74739844 in words is "seventy-four million, seven hundred thirty-nine thousand, eight hundred forty-four".