74394654 has 8 divisors (see below), whose sum is σ = 148789320. Its totient is φ = 24798216.

The previous prime is 74394653. The next prime is 74394689. The reversal of 74394654 is 45649347.

It is a sphenic number, since it is the product of 3 distinct primes.

74394654 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74394653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6199549 + ... + 6199560.

It is an arithmetic number, because the mean of its divisors is an integer number (18598665).

Almost surely, 2^74394654 is an apocalyptic number.

74394654 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

74394654 is a wasteful number, since it uses less digits than its factorization.

74394654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12399114.

The product of its digits is 362880, while the sum is 42.

The square root of 74394654 is about 8625.2335620550. The cubic root of 74394654 is about 420.5786694722.

The spelling of 74394654 in words is "seventy-four million, three hundred ninety-four thousand, six hundred fifty-four".