423400481 has 16 divisors (see below), whose sum is σ = 497038080. Its totient is φ = 353099520.

The previous prime is 423400463. The next prime is 423400507. The reversal of 423400481 is 184004324.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423400481 is a prime.

It is a super-2 number, since 2×423400481² = 358535934622062722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 423400481.

It is not an unprimeable number, because it can be changed into a prime (423400781) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115580 + ... + 119186.

It is an arithmetic number, because the mean of its divisors is an integer number (31064880).

Almost surely, 2^423400481 is an apocalyptic number.

423400481 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

423400481 is a deficient number, since it is larger than the sum of its proper divisors (73637599).

423400481 is a wasteful number, since it uses less digits than its factorization.

423400481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4064.

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 423400481 is about 20576.6975241412. The cubic root of 423400481 is about 750.9029013301.

The spelling of 423400481 in words is "four hundred twenty-three million, four hundred thousand, four hundred eighty-one".