40030192 has 20 divisors (see below), whose sum is σ = 78039400. Its totient is φ = 19891008.

The previous prime is 40030187. The next prime is 40030201. The reversal of 40030192 is 29103004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5067 + ... + 10282.

It is an arithmetic number, because the mean of its divisors is an integer number (3901970).

Almost surely, 2^40030192 is an apocalyptic number.

It is an amenable number.

40030192 is a deficient number, since it is larger than the sum of its proper divisors (38009208).

40030192 is a wasteful number, since it uses less digits than its factorization.

40030192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15520 (or 15514 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 40030192 is about 6326.9417572789. The cubic root of 40030192 is about 342.0812136849.

Adding to 40030192 its reverse (29103004), we get a palindrome (69133196).

The spelling of 40030192 in words is "forty million, thirty thousand, one hundred ninety-two".