742119631 has 8 divisors (see below), whose sum is σ = 810359424. Its totient is φ = 674008920.

The previous prime is 742119607. The next prime is 742119659. The reversal of 742119631 is 136911247.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 742119631 - 2⁷ = 742119503 is a prime.

It is a super-2 number, since 2×742119631² = 1101483093431152322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742119691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20041 + ... + 43426.

It is an arithmetic number, because the mean of its divisors is an integer number (101294928).

Almost surely, 2^742119631 is an apocalyptic number.

742119631 is a deficient number, since it is larger than the sum of its proper divisors (68239793).

742119631 is a wasteful number, since it uses less digits than its factorization.

742119631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64541.

The product of its digits is 9072, while the sum is 34.

The square root of 742119631 is about 27241.8727513363. The cubic root of 742119631 is about 905.3669567905.

The spelling of 742119631 in words is "seven hundred forty-two million, one hundred nineteen thousand, six hundred thirty-one".