749772486 has 12 divisors (see below), whose sum is σ = 1624507092. Its totient is φ = 249924156.

The previous prime is 749772451. The next prime is 749772487. The reversal of 749772486 is 684277947.

749772486 is a `hidden beast` number, since 7 + 4 + 97 + 72 + 486 = 666.

749772486 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (749772487) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20826996 + ... + 20827031.

It is an arithmetic number, because the mean of its divisors is an integer number (135375591).

Almost surely, 2^749772486 is an apocalyptic number.

749772486 is an abundant number, since it is smaller than the sum of its proper divisors (874734606).

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

749772486 is a wasteful number, since it uses less digits than its factorization.

749772486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41654035 (or 41654032 counting only the distinct ones).

The product of its digits is 4741632, while the sum is 54.

The square root of 749772486 is about 27381.9737418616. The cubic root of 749772486 is about 908.4684159304.

The spelling of 749772486 in words is "seven hundred forty-nine million, seven hundred seventy-two thousand, four hundred eighty-six".