40346525 has 12 divisors (see below), whose sum is σ = 52973172. Its totient is φ = 30378240.

The previous prime is 40346521. The next prime is 40346543. The reversal of 40346525 is 52564304.

It can be written as a sum of positive squares in 6 ways, for example, as 669124 + 39677401 = 818^2 + 6299^2 .

It is not a de Polignac number, because 40346525 - 2² = 40346521 is a prime.

It is a super-3 number, since 3×40346525³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40346521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47042 + ... + 47891.

It is an arithmetic number, because the mean of its divisors is an integer number (4414431).

Almost surely, 2^40346525 is an apocalyptic number.

It is an amenable number.

40346525 is a deficient number, since it is larger than the sum of its proper divisors (12626647).

40346525 is a wasteful number, since it uses less digits than its factorization.

40346525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94960 (or 94955 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 40346525 is about 6351.8914505838. The cubic root of 40346525 is about 342.9799334905.

The spelling of 40346525 in words is "forty million, three hundred forty-six thousand, five hundred twenty-five".