742567390 has 8 divisors (see below), whose sum is σ = 1336621320. Its totient is φ = 297026952.

The previous prime is 742567369. The next prime is 742567421. The reversal of 742567390 is 93765247.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37128360 + ... + 37128379.

It is an arithmetic number, because the mean of its divisors is an integer number (167077665).

Almost surely, 2^742567390 is an apocalyptic number.

742567390 is a deficient number, since it is larger than the sum of its proper divisors (594053930).

742567390 is a wasteful number, since it uses less digits than its factorization.

742567390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74256746.

The product of its (nonzero) digits is 317520, while the sum is 43.

The square root of 742567390 is about 27250.0897246229. The cubic root of 742567390 is about 905.5490050226.

The spelling of 742567390 in words is "seven hundred forty-two million, five hundred sixty-seven thousand, three hundred ninety".