74668946 has 8 divisors (see below), whose sum is σ = 122185584. Its totient is φ = 33940420.

The previous prime is 74668943. The next prime is 74668949. The reversal of 74668946 is 64986647.

It is an interprime number because it is at equal distance from previous prime (74668943) and next prime (74668949).

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

It is a junction number, because it is equal to n+sod(n) for n = 74668894 and 74668903.

It is not an unprimeable number, because it can be changed into a prime (74668943) 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, 1697000 + ... + 1697043.

It is an arithmetic number, because the mean of its divisors is an integer number (15273198).

Almost surely, 2^74668946 is an apocalyptic number.

74668946 is a deficient number, since it is larger than the sum of its proper divisors (47516638).

74668946 is a wasteful number, since it uses less digits than its factorization.

74668946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3394056.

The product of its digits is 1741824, while the sum is 50.

The square root of 74668946 is about 8641.1194876590. The cubic root of 74668946 is about 421.0949246481.

The spelling of 74668946 in words is "seventy-four million, six hundred sixty-eight thousand, nine hundred forty-six".