40249592 has 8 divisors (see below), whose sum is σ = 75468000. Its totient is φ = 20124792.

The previous prime is 40249567. The next prime is 40249603. The reversal of 40249592 is 29594204.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2515592 + ... + 2515607.

It is an arithmetic number, because the mean of its divisors is an integer number (9433500).

Almost surely, 2^40249592 is an apocalyptic number.

It is an amenable number.

40249592 is a deficient number, since it is larger than the sum of its proper divisors (35218408).

40249592 is a wasteful number, since it uses less digits than its factorization.

40249592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5031205 (or 5031201 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 40249592 is about 6344.2566152387. The cubic root of 40249592 is about 342.7050421239.

It can be divided in two parts, 402 and 49592, that added together give a palindrome (49994).

The spelling of 40249592 in words is "forty million, two hundred forty-nine thousand, five hundred ninety-two".