423339590 has 16 divisors (see below), whose sum is σ = 767575872. Its totient is φ = 168099264.

The previous prime is 423339571. The next prime is 423339613. The reversal of 423339590 is 95933324.

It is a super-2 number, since 2×423339590² = 358432816922736200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153134 + ... + 155873.

It is an arithmetic number, because the mean of its divisors is an integer number (47973492).

Almost surely, 2^423339590 is an apocalyptic number.

423339590 is a deficient number, since it is larger than the sum of its proper divisors (344236282).

423339590 is a wasteful number, since it uses less digits than its factorization.

423339590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309151.

The product of its (nonzero) digits is 87480, while the sum is 38.

The square root of 423339590 is about 20575.2178603290. The cubic root of 423339590 is about 750.8669027719.

The spelling of 423339590 in words is "four hundred twenty-three million, three hundred thirty-nine thousand, five hundred ninety".