421307955 has 12 divisors (see below), whose sum is σ = 730267200. Its totient is φ = 224697552.

The previous prime is 421307947. The next prime is 421307963. The reversal of 421307955 is 559703124.

It is an interprime number because it is at equal distance from previous prime (421307947) and next prime (421307963).

It is not a de Polignac number, because 421307955 - 2³ = 421307947 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4681155 + ... + 4681244.

It is an arithmetic number, because the mean of its divisors is an integer number (60855600).

Almost surely, 2^421307955 is an apocalyptic number.

421307955 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

421307955 is a deficient number, since it is larger than the sum of its proper divisors (308959245).

421307955 is a wasteful number, since it uses less digits than its factorization.

421307955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9362410 (or 9362407 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 421307955 is about 20525.7875610170. The cubic root of 421307955 is about 749.6638226689.

The spelling of 421307955 in words is "four hundred twenty-one million, three hundred seven thousand, nine hundred fifty-five".