422403995 has 32 divisors (see below), whose sum is σ = 567241920. Its totient is φ = 299819520.

The previous prime is 422403983. The next prime is 422403997. The reversal of 422403995 is 599304224.

It is a happy number.

It is not a de Polignac number, because 422403995 - 2⁶ = 422403931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422403997) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 623597 + ... + 624273.

It is an arithmetic number, because the mean of its divisors is an integer number (17726310).

Almost surely, 2^422403995 is an apocalyptic number.

422403995 is a deficient number, since it is larger than the sum of its proper divisors (144837925).

422403995 is a wasteful number, since it uses less digits than its factorization.

422403995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 422403995 is about 20552.4693163620. The cubic root of 422403995 is about 750.3133475847.

The spelling of 422403995 in words is "four hundred twenty-two million, four hundred three thousand, nine hundred ninety-five".