749723162 has 4 divisors (see below), whose sum is σ = 1124584746. Its totient is φ = 374861580.

The previous prime is 749723159. The next prime is 749723209. The reversal of 749723162 is 261327947.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 261327947 = 359 ⋅727933.

It can be written as a sum of positive squares in only one way, i.e., 661569841 + 88153321 = 25721^2 + 9389^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187430789 + ... + 187430792.

Almost surely, 2^749723162 is an apocalyptic number.

749723162 is a deficient number, since it is larger than the sum of its proper divisors (374861584).

749723162 is a wasteful number, since it uses less digits than its factorization.

749723162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374861583.

The product of its digits is 127008, while the sum is 41.

The square root of 749723162 is about 27381.0730615146. The cubic root of 749723162 is about 908.4484942076.

The spelling of 749723162 in words is "seven hundred forty-nine million, seven hundred twenty-three thousand, one hundred sixty-two".