742008426 has 32 divisors (see below), whose sum is σ = 1511455680. Its totient is φ = 242775936.

The previous prime is 742008409. The next prime is 742008439. The reversal of 742008426 is 624800247.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330580 + ... + 332816.

It is an arithmetic number, because the mean of its divisors is an integer number (47232990).

Almost surely, 2^742008426 is an apocalyptic number.

742008426 is an abundant number, since it is smaller than the sum of its proper divisors (769447254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

742008426 is a wasteful number, since it uses less digits than its factorization.

742008426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3238.

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 742008426 is about 27239.8316074090. The cubic root of 742008426 is about 905.3217321135.

The spelling of 742008426 in words is "seven hundred forty-two million, eight thousand, four hundred twenty-six".