40858125 has 80 divisors (see below), whose sum is σ = 85172736. Its totient is φ = 16920000.

The previous prime is 40858091. The next prime is 40858163. The reversal of 40858125 is 52185804.

It is not a de Polignac number, because 40858125 - 2¹¹ = 40856077 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 144234 + ... + 144516.

Almost surely, 2^40858125 is an apocalyptic number.

It is an amenable number.

40858125 is an abundant number, since it is smaller than the sum of its proper divisors (44314611).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40858125 is a wasteful number, since it uses less digits than its factorization.

40858125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324 (or 309 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 33.

The square root of 40858125 is about 6392.0360605992. The cubic root of 40858125 is about 344.4235279433.

The spelling of 40858125 in words is "forty million, eight hundred fifty-eight thousand, one hundred twenty-five".