40625250 has 32 divisors (see below), whose sum is σ = 101402496. Its totient is φ = 10833200.

The previous prime is 40625243. The next prime is 40625251. The reversal of 40625250 is 5252604.

40625250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40625250.

It is not an unprimeable number, because it can be changed into a prime (40625251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26334 + ... + 27833.

It is an arithmetic number, because the mean of its divisors is an integer number (3168828).

Almost surely, 2^40625250 is an apocalyptic number.

40625250 is an abundant number, since it is smaller than the sum of its proper divisors (60777246).

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

40625250 is a wasteful number, since it uses less digits than its factorization.

40625250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54187 (or 54177 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 40625250 is about 6373.7940035743. The cubic root of 40625250 is about 343.7679219306.

Adding to 40625250 its reverse (5252604), we get a palindrome (45877854).

The spelling of 40625250 in words is "forty million, six hundred twenty-five thousand, two hundred fifty".