422411400 has 72 divisors (see below), whose sum is σ = 1418604330. Its totient is φ = 112642560.

The previous prime is 422411377. The next prime is 422411411. The reversal of 422411400 is 4114224.

It can be written as a sum of positive squares in 3 ways, for example, as 158608836 + 263802564 = 12594^2 + 16242^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 115537 + ... + 119136.

Almost surely, 2^422411400 is an apocalyptic number.

422411400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422411400 is an abundant number, since it is smaller than the sum of its proper divisors (996192930).

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

422411400 is a wasteful number, since it uses less digits than its factorization.

422411400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234695 (or 234683 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 422411400 is about 20552.6494642418. The cubic root of 422411400 is about 750.3177320428.

Adding to 422411400 its reverse (4114224), we get a palindrome (426525624).

The spelling of 422411400 in words is "four hundred twenty-two million, four hundred eleven thousand, four hundred".