423722474 has 16 divisors (see below), whose sum is σ = 727185600. Its totient is φ = 181394304.

The previous prime is 423722449. The next prime is 423722479. The reversal of 423722474 is 474227324.

It is a happy number.

It is a super-3 number, since 3×423722474³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (423722479) 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, 3284 + ... + 29295.

It is an arithmetic number, because the mean of its divisors is an integer number (45449100).

Almost surely, 2^423722474 is an apocalyptic number.

423722474 is a deficient number, since it is larger than the sum of its proper divisors (303463126).

423722474 is a wasteful number, since it uses less digits than its factorization.

423722474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33517.

The product of its digits is 75264, while the sum is 35.

The square root of 423722474 is about 20584.5202518786. The cubic root of 423722474 is about 751.0932051698.

Adding to 423722474 its reverse (474227324), we get a palindrome (897949798).

The spelling of 423722474 in words is "four hundred twenty-three million, seven hundred twenty-two thousand, four hundred seventy-four".