423303190 has 8 divisors (see below), whose sum is σ = 761945760. Its totient is φ = 169321272.

The previous prime is 423303173. The next prime is 423303203. The reversal of 423303190 is 91303324.

It is a happy number.

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

It is a super-2 number, since 2×423303190² = 358371181328352200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21165150 + ... + 21165169.

It is an arithmetic number, because the mean of its divisors is an integer number (95243220).

Almost surely, 2^423303190 is an apocalyptic number.

423303190 is a deficient number, since it is larger than the sum of its proper divisors (338642570).

423303190 is a wasteful number, since it uses less digits than its factorization.

423303190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42330326.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 423303190 is about 20574.3332820288. Note that the first 3 decimals coincide. The cubic root of 423303190 is about 750.8453815635.

The spelling of 423303190 in words is "four hundred twenty-three million, three hundred three thousand, one hundred ninety".