742664084 has 6 divisors (see below), whose sum is σ = 1299662154. Its totient is φ = 371332040.

The previous prime is 742664053. The next prime is 742664129. The reversal of 742664084 is 480466247.

It can be written as a sum of positive squares in only one way, i.e., 433888900 + 308775184 = 20830^2 + 17572^2 .

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, 92833007 + ... + 92833014.

It is an arithmetic number, because the mean of its divisors is an integer number (216610359).

Almost surely, 2^742664084 is an apocalyptic number.

It is an amenable number.

742664084 is a deficient number, since it is larger than the sum of its proper divisors (556998070).

742664084 is a wasteful number, since it uses less digits than its factorization.

742664084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185666025 (or 185666023 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 41.

The square root of 742664084 is about 27251.8638628627. The cubic root of 742664084 is about 905.5883089099.

The spelling of 742664084 in words is "seven hundred forty-two million, six hundred sixty-four thousand, eighty-four".