423522260 has 24 divisors (see below), whose sum is σ = 1016453760. Its totient is φ = 145207584.

The previous prime is 423522257. The next prime is 423522263. The reversal of 423522260 is 62225324.

It is an interprime number because it is at equal distance from previous prime (423522257) and next prime (423522263).

It is a super-2 number, since 2×423522260² = 358742209431015200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423522263) 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, 1512440 + ... + 1512719.

It is an arithmetic number, because the mean of its divisors is an integer number (42352240).

Almost surely, 2^423522260 is an apocalyptic number.

It is an amenable number.

423522260 is an abundant number, since it is smaller than the sum of its proper divisors (592931500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423522260 is a wasteful number, since it uses less digits than its factorization.

423522260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3025175 (or 3025173 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 423522260 is about 20579.6564597177. The cubic root of 423522260 is about 750.9748863206.

Adding to 423522260 its reverse (62225324), we get a palindrome (485747584).

The spelling of 423522260 in words is "four hundred twenty-three million, five hundred twenty-two thousand, two hundred sixty".