742035789 has 64 divisors (see below), whose sum is σ = 1254355200. Its totient is φ = 429408000.

The previous prime is 742035769. The next prime is 742035803. The reversal of 742035789 is 987530247.

742035789 is a `hidden beast` number, since 74 + 2 + 0 + 3 + 578 + 9 = 666.

It is not a de Polignac number, because 742035789 - 2⁵ = 742035757 is a prime.

It is a super-2 number, since 2×742035789² = 1101234224313705042, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742035739) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 869487 + ... + 870339.

It is an arithmetic number, because the mean of its divisors is an integer number (19599300).

Almost surely, 2^742035789 is an apocalyptic number.

It is an amenable number.

742035789 is a deficient number, since it is larger than the sum of its proper divisors (512319411).

742035789 is a wasteful number, since it uses less digits than its factorization.

742035789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003 (or 997 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The square root of 742035789 is about 27240.3338635928. Note that the first 3 decimals coincide. The cubic root of 742035789 is about 905.3328604750.

The spelling of 742035789 in words is "seven hundred forty-two million, thirty-five thousand, seven hundred eighty-nine".