74242626 has 8 divisors (see below), whose sum is σ = 148485264. Its totient is φ = 24747540.

The previous prime is 74242601. The next prime is 74242627. The reversal of 74242626 is 62624247.

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

74242626 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (74242627) 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, 6186880 + ... + 6186891.

It is an arithmetic number, because the mean of its divisors is an integer number (18560658).

Almost surely, 2^74242626 is an apocalyptic number.

74242626 is the 5450-th centered pentagonal number.

74242626 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.

74242626 is a wasteful number, since it uses less digits than its factorization.

74242626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12373776.

The product of its digits is 32256, while the sum is 33.

The square root of 74242626 is about 8616.4160763046. The cubic root of 74242626 is about 420.2919851727.

The spelling of 74242626 in words is "seventy-four million, two hundred forty-two thousand, six hundred twenty-six".