422471700 has 180 divisors, whose sum is σ = 1565337312. Its totient is φ = 96552000.

The previous prime is 422471677. The next prime is 422471729. The reversal of 422471700 is 7174224.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (180).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 52975 + ... + 60425.

Almost surely, 2^422471700 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422471700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (782668656).

422471700 is an abundant number, since it is smaller than the sum of its proper divisors (1142865612).

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

422471700 is a wasteful number, since it uses less digits than its factorization.

422471700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7484 (or 7468 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 27.

The square root of 422471700 is about 20554.1163760450. The cubic root of 422471700 is about 750.3534334203.

It can be divided in two parts, 42 and 2471700, that added together give a palindrome (2471742).

The spelling of 422471700 in words is "four hundred twenty-two million, four hundred seventy-one thousand, seven hundred".