74277774 has 12 divisors (see below), whose sum is σ = 160935216. Its totient is φ = 24759252.

The previous prime is 74277769. The next prime is 74277781. The reversal of 74277774 is 47777247.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2063254 + ... + 2063289.

It is an arithmetic number, because the mean of its divisors is an integer number (13411268).

Almost surely, 2^74277774 is an apocalyptic number.

74277774 is an abundant number, since it is smaller than the sum of its proper divisors (86657442).

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

74277774 is a wasteful number, since it uses less digits than its factorization.

74277774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4126551 (or 4126548 counting only the distinct ones).

The product of its digits is 537824, while the sum is 45.

The square root of 74277774 is about 8618.4554300640. The cubic root of 74277774 is about 420.3582996918.

The spelling of 74277774 in words is "seventy-four million, two hundred seventy-seven thousand, seven hundred seventy-four".