40237325 has 6 divisors (see below), whose sum is σ = 49894314. Its totient is φ = 32189840.

The previous prime is 40237313. The next prime is 40237331. The reversal of 40237325 is 52373204.

It can be written as a sum of positive squares in 3 ways, for example, as 67081 + 40170244 = 259^2 + 6338^2 .

It is not a de Polignac number, because 40237325 - 2⁶ = 40237261 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40237294 and 40237303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 804722 + ... + 804771.

It is an arithmetic number, because the mean of its divisors is an integer number (8315719).

Almost surely, 2^40237325 is an apocalyptic number.

It is an amenable number.

40237325 is a deficient number, since it is larger than the sum of its proper divisors (9656989).

40237325 is a wasteful number, since it uses less digits than its factorization.

40237325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609503 (or 1609498 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 40237325 is about 6343.2897616300. The cubic root of 40237325 is about 342.6702228069.

The spelling of 40237325 in words is "forty million, two hundred thirty-seven thousand, three hundred twenty-five".