4197660438 has 16 divisors (see below), whose sum is σ = 8513565696. Its totient is φ = 1379512680.

The previous prime is 4197660421. The next prime is 4197660449. The reversal of 4197660438 is 8340667914.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4926406 + ... + 4927257.

It is an arithmetic number, because the mean of its divisors is an integer number (532097856).

Almost surely, 2^4197660438 is an apocalyptic number.

4197660438 is an abundant number, since it is smaller than the sum of its proper divisors (4315905258).

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

4197660438 is a wasteful number, since it uses less digits than its factorization.

4197660438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9853739.

The product of its (nonzero) digits is 870912, while the sum is 48.

The square root of 4197660438 is about 64789.3543570238. The cubic root of 4197660438 is about 1613.1290097186.

The spelling of 4197660438 in words is "four billion, one hundred ninety-seven million, six hundred sixty thousand, four hundred thirty-eight".