662245416 has 128 divisors (see below), whose sum is σ = 2147328000. Its totient is φ = 185167296.

The previous prime is 662245411. The next prime is 662245429. The reversal of 662245416 is 614542266.

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

It is not an unprimeable number, because it can be changed into a prime (662245411) 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, 66405 + ... + 75723.

It is an arithmetic number, because the mean of its divisors is an integer number (16776000).

Almost surely, 2^662245416 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 662245416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1073664000).

662245416 is an abundant number, since it is smaller than the sum of its proper divisors (1485082584).

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

662245416 is a wasteful number, since it uses less digits than its factorization.

662245416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9388 (or 9378 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 662245416 is about 25734.1294004674. The cubic root of 662245416 is about 871.6450207623.

The spelling of 662245416 in words is "six hundred sixty-two million, two hundred forty-five thousand, four hundred sixteen".