742035723 has 16 divisors (see below), whose sum is σ = 1162350336. Its totient is φ = 415124640.

The previous prime is 742035661. The next prime is 742035733. The reversal of 742035723 is 327530247.

It is not a de Polignac number, because 742035723 - 2⁸ = 742035467 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (742035733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 864415 + ... + 865272.

It is an arithmetic number, because the mean of its divisors is an integer number (72646896).

Almost surely, 2^742035723 is an apocalyptic number.

742035723 is a deficient number, since it is larger than the sum of its proper divisors (420314613).

742035723 is a wasteful number, since it uses less digits than its factorization.

742035723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1729714.

The product of its (nonzero) digits is 35280, while the sum is 33.

The square root of 742035723 is about 27240.3326521539. The cubic root of 742035723 is about 905.3328336336.

The spelling of 742035723 in words is "seven hundred forty-two million, thirty-five thousand, seven hundred twenty-three".