40252459 has 8 divisors (see below), whose sum is σ = 43398992. Its totient is φ = 37113120.

The previous prime is 40252451. The next prime is 40252483. The reversal of 40252459 is 95425204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40252459 - 2³ = 40252451 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40252459.

It is not an unprimeable number, because it can be changed into a prime (40252451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17824 + ... + 19954.

It is an arithmetic number, because the mean of its divisors is an integer number (5424874).

Almost surely, 2^40252459 is an apocalyptic number.

40252459 is a deficient number, since it is larger than the sum of its proper divisors (3146533).

40252459 is a wasteful number, since it uses less digits than its factorization.

40252459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3597.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 40252459 is about 6344.4825636138. The cubic root of 40252459 is about 342.7131789520.

The spelling of 40252459 in words is "forty million, two hundred fifty-two thousand, four hundred fifty-nine".