8400361194 has 24 divisors (see below), whose sum is σ = 18431175360. Its totient is φ = 2764675368.

The previous prime is 8400361169. The next prime is 8400361199. The reversal of 8400361194 is 4911630048.

8400361194 is a `hidden beast` number, since 8 + 400 + 3 + 61 + 194 = 666.

It is a super-2 number, since 2×8400361194² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8400361199) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2952292 + ... + 2955135.

It is an arithmetic number, because the mean of its divisors is an integer number (767965640).

Almost surely, 2^8400361194 is an apocalyptic number.

8400361194 is an abundant number, since it is smaller than the sum of its proper divisors (10030814166).

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

8400361194 is a wasteful number, since it uses less digits than its factorization.

8400361194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5907514 (or 5907511 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 8400361194 is about 91653.4843527512. The cubic root of 8400361194 is about 2032.8218494237.

The spelling of 8400361194 in words is "eight billion, four hundred million, three hundred sixty-one thousand, one hundred ninety-four".