40798425 has 24 divisors (see below), whose sum is σ = 67652416. Its totient is φ = 21695040.

The previous prime is 40798399. The next prime is 40798427. The reversal of 40798425 is 52489704.

40798425 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 40798425 - 2⁶ = 40798361 is a prime.

It is a super-2 number, since 2×40798425² = 3329022964961250, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40798427) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 35967 + ... + 37083.

Almost surely, 2^40798425 is an apocalyptic number.

It is an amenable number.

40798425 is a deficient number, since it is larger than the sum of its proper divisors (26853991).

40798425 is a wasteful number, since it uses less digits than its factorization.

40798425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1617 (or 1612 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 40798425 is about 6387.3644799714. The cubic root of 40798425 is about 344.2556942705.

The spelling of 40798425 in words is "forty million, seven hundred ninety-eight thousand, four hundred twenty-five".