747626274 has 80 divisors (see below), whose sum is σ = 1724976000. Its totient is φ = 241901856.

The previous prime is 747626263. The next prime is 747626281. The reversal of 747626274 is 472626747.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1134157 + ... + 1134815.

It is an arithmetic number, because the mean of its divisors is an integer number (21562200).

Almost surely, 2^747626274 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 747626274, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (862488000).

747626274 is an abundant number, since it is smaller than the sum of its proper divisors (977349726).

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

747626274 is a wasteful number, since it uses less digits than its factorization.

747626274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869 (or 860 counting only the distinct ones).

The product of its digits is 790272, while the sum is 45.

The square root of 747626274 is about 27342.7554207691. The cubic root of 747626274 is about 907.6007619830.

The spelling of 747626274 in words is "seven hundred forty-seven million, six hundred twenty-six thousand, two hundred seventy-four".