4390993194 has 24 divisors (see below), whose sum is σ = 10215780768. Its totient is φ = 1254569400.

The previous prime is 4390993193. The next prime is 4390993207. The reversal of 4390993194 is 4913990934.

It is not an unprimeable number, because it can be changed into a prime (4390993193) 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, 7467382 + ... + 7467969.

It is an arithmetic number, because the mean of its divisors is an integer number (425657532).

Almost surely, 2^4390993194 is an apocalyptic number.

4390993194 is an abundant number, since it is smaller than the sum of its proper divisors (5824787574).

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

4390993194 is a wasteful number, since it uses less digits than its factorization.

4390993194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14935370 (or 14935363 counting only the distinct ones).

The product of its (nonzero) digits is 944784, while the sum is 51.

The square root of 4390993194 is about 66264.5696733933. The cubic root of 4390993194 is about 1637.5236762422.

The spelling of 4390993194 in words is "four billion, three hundred ninety million, nine hundred ninety-three thousand, one hundred ninety-four".