662372424 has 128 divisors (see below), whose sum is σ = 2113056000. Its totient is φ = 188324352.

The previous prime is 662372401. The next prime is 662372461. The reversal of 662372424 is 424273266.

662372424 is a `hidden beast` number, since 6 + 623 + 7 + 2 + 4 + 24 = 666.

It is a super-4 number, since 4×662372424⁴ (a number of 36 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 345292 + ... + 347204.

It is an arithmetic number, because the mean of its divisors is an integer number (16508250).

Almost surely, 2^662372424 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 662372424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1056528000).

662372424 is an abundant number, since it is smaller than the sum of its proper divisors (1450683576).

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

662372424 is a wasteful number, since it uses less digits than its factorization.

662372424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2164 (or 2154 counting only the distinct ones).

The product of its digits is 96768, while the sum is 36.

The square root of 662372424 is about 25736.5969778446. The cubic root of 662372424 is about 871.7007396905.

The spelling of 662372424 in words is "six hundred sixty-two million, three hundred seventy-two thousand, four hundred twenty-four".