40061325 has 48 divisors (see below), whose sum is σ = 69549120. Its totient is φ = 20321280.

The previous prime is 40061311. The next prime is 40061339. The reversal of 40061325 is 52316004.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40061311) and next prime (40061339).

It is not a de Polignac number, because 40061325 - 2⁸ = 40061069 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 245694 + ... + 245856.

It is an arithmetic number, because the mean of its divisors is an integer number (1448940).

Almost surely, 2^40061325 is an apocalyptic number.

It is an amenable number.

40061325 is a deficient number, since it is larger than the sum of its proper divisors (29487795).

40061325 is a wasteful number, since it uses less digits than its factorization.

40061325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318 (or 313 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 40061325 is about 6329.4016304861. The cubic root of 40061325 is about 342.1698738862.

Adding to 40061325 its reverse (52316004), we get a palindrome (92377329).

The spelling of 40061325 in words is "forty million, sixty-one thousand, three hundred twenty-five".