40425750 has 128 divisors (see below), whose sum is σ = 115240320. Its totient is φ = 10483200.

The previous prime is 40425727. The next prime is 40425757. The reversal of 40425750 is 5752404.

40425750 is a `hidden beast` number, since 404 + 257 + 5 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40425757) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 357694 + ... + 357806.

It is an arithmetic number, because the mean of its divisors is an integer number (900315).

Almost surely, 2^40425750 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40425750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57620160).

40425750 is an abundant number, since it is smaller than the sum of its proper divisors (74814570).

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

40425750 is a wasteful number, since it uses less digits than its factorization.

40425750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192 (or 176 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 40425750 is about 6358.1247235329. The cubic root of 40425750 is about 343.2042801070.

The spelling of 40425750 in words is "forty million, four hundred twenty-five thousand, seven hundred fifty".