742590369 has 16 divisors (see below), whose sum is σ = 1103146240. Its totient is φ = 493704720.

The previous prime is 742590313. The next prime is 742590389. The reversal of 742590369 is 963095247.

It is a happy number.

It is not a de Polignac number, because 742590369 - 2⁹ = 742589857 is a prime.

It is a super-2 number, since 2×742590369² = 1102880912263112322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (742590389) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27562 + ... + 47379.

It is an arithmetic number, because the mean of its divisors is an integer number (68946640).

Almost surely, 2^742590369 is an apocalyptic number.

It is an amenable number.

742590369 is a deficient number, since it is larger than the sum of its proper divisors (360555871).

742590369 is a wasteful number, since it uses less digits than its factorization.

742590369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75317 (or 75311 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The square root of 742590369 is about 27250.5113530003. The cubic root of 742590369 is about 905.5583457667.

The spelling of 742590369 in words is "seven hundred forty-two million, five hundred ninety thousand, three hundred sixty-nine".