2397699894 has 16 divisors (see below), whose sum is σ = 4797471168. Its totient is φ = 798888072.

The previous prime is 2397699893. The next prime is 2397699919. The reversal of 2397699894 is 4989967932.

It is a super-2 number, since 2×2397699894² = 11497929563375222472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2397699893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71052 + ... + 99215.

It is an arithmetic number, because the mean of its divisors is an integer number (299841948).

Almost surely, 2^2397699894 is an apocalyptic number.

2397699894 is an abundant number, since it is smaller than the sum of its proper divisors (2399771274).

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

2397699894 is a wasteful number, since it uses less digits than its factorization.

2397699894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172619.

The product of its digits is 52907904, while the sum is 66.

The square root of 2397699894 is about 48966.3138698432. The cubic root of 2397699894 is about 1338.4380504700.

The spelling of 2397699894 in words is "two billion, three hundred ninety-seven million, six hundred ninety-nine thousand, eight hundred ninety-four".