749980382 has 4 divisors (see below), whose sum is σ = 1124970576. Its totient is φ = 374990190.

The previous prime is 749980373. The next prime is 749980393. The reversal of 749980382 is 283089947.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 749980382.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187495094 + ... + 187495097.

It is an arithmetic number, because the mean of its divisors is an integer number (281242644).

Almost surely, 2^749980382 is an apocalyptic number.

749980382 is a deficient number, since it is larger than the sum of its proper divisors (374990194).

749980382 is a wasteful number, since it uses less digits than its factorization.

749980382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374990193.

The product of its (nonzero) digits is 870912, while the sum is 50.

The square root of 749980382 is about 27385.7696988783. The cubic root of 749980382 is about 908.5523745088.

The spelling of 749980382 in words is "seven hundred forty-nine million, nine hundred eighty thousand, three hundred eighty-two".