40125300 has 72 divisors (see below), whose sum is σ = 117096672. Its totient is φ = 10608000.

The previous prime is 40125277. The next prime is 40125301. The reversal of 40125300 is 352104.

It is a super-2 number, since 2×40125300² = 3220079400180000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 40125300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40125301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38790 + ... + 39810.

Almost surely, 2^40125300 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40125300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58548336).

40125300 is an abundant number, since it is smaller than the sum of its proper divisors (76971372).

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

40125300 is a wasteful number, since it uses less digits than its factorization.

40125300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1169 (or 1162 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 40125300 is about 6334.4534097268. The cubic root of 40125300 is about 342.3519170879.

Adding to 40125300 its reverse (352104), we get a palindrome (40477404).

The spelling of 40125300 in words is "forty million, one hundred twenty-five thousand, three hundred".