74944274 has 4 divisors (see below), whose sum is σ = 112416414. Its totient is φ = 37472136.

The previous prime is 74944231. The next prime is 74944283. The reversal of 74944274 is 47244947.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47244947 = 2683 ⋅17609.

It can be written as a sum of positive squares in only one way, i.e., 74943649 + 625 = 8657^2 + 25^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18736067 + ... + 18736070.

Almost surely, 2^74944274 is an apocalyptic number.

74944274 is a deficient number, since it is larger than the sum of its proper divisors (37472140).

74944274 is a wasteful number, since it uses less digits than its factorization.

74944274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37472139.

The product of its digits is 225792, while the sum is 41.

The square root of 74944274 is about 8657.0360978802. The cubic root of 74944274 is about 421.6118598190.

The spelling of 74944274 in words is "seventy-four million, nine hundred forty-four thousand, two hundred seventy-four".