764450742 has 16 divisors (see below), whose sum is σ = 1667892672. Its totient is φ = 231651720.

The previous prime is 764450717. The next prime is 764450767. The reversal of 764450742 is 247054467.

It is an interprime number because it is at equal distance from previous prime (764450717) and next prime (764450767).

It is a self number, because there is not a number n which added to its sum of digits gives 764450742.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5791228 + ... + 5791359.

It is an arithmetic number, because the mean of its divisors is an integer number (104243292).

Almost surely, 2^764450742 is an apocalyptic number.

764450742 is an abundant number, since it is smaller than the sum of its proper divisors (903441930).

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

764450742 is a wasteful number, since it uses less digits than its factorization.

764450742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11582603.

The product of its (nonzero) digits is 188160, while the sum is 39.

The square root of 764450742 is about 27648.7023565302. The cubic root of 764450742 is about 914.3584908889.

The spelling of 764450742 in words is "seven hundred sixty-four million, four hundred fifty thousand, seven hundred forty-two".