40295925 has 36 divisors (see below), whose sum is σ = 73120320. Its totient is φ = 21209760.

The previous prime is 40295921. The next prime is 40295951. The reversal of 40295925 is 52959204.

It is a happy number.

40295925 is a `hidden beast` number, since 40 + 29 + 592 + 5 = 666.

It is not a de Polignac number, because 40295925 - 2² = 40295921 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 40295925.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40295921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 16642 + ... + 18908.

It is an arithmetic number, because the mean of its divisors is an integer number (2031120).

Almost surely, 2^40295925 is an apocalyptic number.

40295925 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40295925 is a deficient number, since it is larger than the sum of its proper divisors (32824395).

40295925 is a wasteful number, since it uses less digits than its factorization.

40295925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2362 (or 2354 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 40295925 is about 6347.9071354266. The cubic root of 40295925 is about 342.8364924318.

The spelling of 40295925 in words is "forty million, two hundred ninety-five thousand, nine hundred twenty-five".