40346025 has 48 divisors (see below), whose sum is σ = 73328640. Its totient is φ = 19483200.

The previous prime is 40345999. The next prime is 40346039. The reversal of 40346025 is 52064304.

40346025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40346025 - 2⁸ = 40345769 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40345986 and 40346004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32160 + ... + 33390.

It is an arithmetic number, because the mean of its divisors is an integer number (1527680).

Almost surely, 2^40346025 is an apocalyptic number.

It is an amenable number.

40346025 is a deficient number, since it is larger than the sum of its proper divisors (32982615).

40346025 is a wasteful number, since it uses less digits than its factorization.

40346025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1286 (or 1281 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 40346025 is about 6351.8520921067. The cubic root of 40346025 is about 342.9785166756.

The spelling of 40346025 in words is "forty million, three hundred forty-six thousand, twenty-five".