40190592 has 128 divisors (see below), whose sum is σ = 117552960. Its totient is φ = 12091392.

The previous prime is 40190573. The next prime is 40190629. The reversal of 40190592 is 29509104.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 414288 + ... + 414384.

Almost surely, 2^40190592 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40190592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58776480).

40190592 is an abundant number, since it is smaller than the sum of its proper divisors (77362368).

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

40190592 is a wasteful number, since it uses less digits than its factorization.

40190592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210 (or 198 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 40190592 is about 6339.6050350160. The cubic root of 40190592 is about 342.5375084572.

Adding to 40190592 its reverse (29509104), we get a palindrome (69699696).

The spelling of 40190592 in words is "forty million, one hundred ninety thousand, five hundred ninety-two".