40519025 has 12 divisors (see below), whose sum is σ = 50352432. Its totient is φ = 32345040.

The previous prime is 40519019. The next prime is 40519049. The reversal of 40519025 is 52091504.

It is not a de Polignac number, because 40519025 - 2⁴ = 40519009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40518985 and 40519003.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12194 + ... + 15156.

It is an arithmetic number, because the mean of its divisors is an integer number (4196036).

Almost surely, 2^40519025 is an apocalyptic number.

It is an amenable number.

40519025 is a deficient number, since it is larger than the sum of its proper divisors (9833407).

40519025 is a wasteful number, since it uses less digits than its factorization.

40519025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3520 (or 3515 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 40519025 is about 6365.4556003479. The cubic root of 40519025 is about 343.4680376530.

The spelling of 40519025 in words is "forty million, five hundred nineteen thousand, twenty-five".