423083690 has 16 divisors (see below), whose sum is σ = 774459360. Its totient is φ = 166364880.

The previous prime is 423083681. The next prime is 423083693. The reversal of 423083690 is 96380324.

It is a happy number.

It is a super-2 number, since 2×423083690² = 357999617488032200, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 423083690.

It is not an unprimeable number, because it can be changed into a prime (423083693) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 357956 + ... + 359135.

It is an arithmetic number, because the mean of its divisors is an integer number (48403710).

Almost surely, 2^423083690 is an apocalyptic number.

423083690 is a deficient number, since it is larger than the sum of its proper divisors (351375670).

423083690 is a wasteful number, since it uses less digits than its factorization.

423083690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717157.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 423083690 is about 20568.9982741017. The cubic root of 423083690 is about 750.7155777882.

The spelling of 423083690 in words is "four hundred twenty-three million, eighty-three thousand, six hundred ninety".