742594491 has 36 divisors (see below), whose sum is σ = 1156852944. Its totient is φ = 458140320.

The previous prime is 742594483. The next prime is 742594507. The reversal of 742594491 is 194495247.

742594491 is a `hidden beast` number, since 74 + 2 + 5 + 94 + 491 = 666.

It is not a de Polignac number, because 742594491 - 2³ = 742594483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (742594441) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 197061 + ... + 200793.

It is an arithmetic number, because the mean of its divisors is an integer number (32134804).

Almost surely, 2^742594491 is an apocalyptic number.

742594491 is a deficient number, since it is larger than the sum of its proper divisors (414258453).

742594491 is a wasteful number, since it uses less digits than its factorization.

742594491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3824 (or 3790 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 742594491 is about 27250.5869845037. The cubic root of 742594491 is about 905.5600213000.

The spelling of 742594491 in words is "seven hundred forty-two million, five hundred ninety-four thousand, four hundred ninety-one".