1423990622 has 8 divisors (see below), whose sum is σ = 2136147672. Its totient is φ = 711941400.

The previous prime is 1423990613. The next prime is 1423990637. The reversal of 1423990622 is 2260993241.

It is a happy number.

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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30872 + ... + 61652.

It is an arithmetic number, because the mean of its divisors is an integer number (267018459).

Almost surely, 2^1423990622 is an apocalyptic number.

1423990622 is a deficient number, since it is larger than the sum of its proper divisors (712157050).

1423990622 is a wasteful number, since it uses less digits than its factorization.

1423990622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53914.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 1423990622 is about 37735.8002697703. The cubic root of 1423990622 is about 1125.0427959358.

The spelling of 1423990622 in words is "one billion, four hundred twenty-three million, nine hundred ninety thousand, six hundred twenty-two".