40220125 has 16 divisors (see below), whose sum is σ = 54759744. Its totient is φ = 29250000.

The previous prime is 40220107. The next prime is 40220137. The reversal of 40220125 is 52102204.

It is not a de Polignac number, because 40220125 - 2⁷ = 40219997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40220099 and 40220108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13251 + ... + 16000.

It is an arithmetic number, because the mean of its divisors is an integer number (3422484).

Almost surely, 2^40220125 is an apocalyptic number.

It is an amenable number.

40220125 is a deficient number, since it is larger than the sum of its proper divisors (14539619).

40220125 is a wasteful number, since it uses less digits than its factorization.

40220125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29277 (or 29267 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 40220125 is about 6341.9338533290. The cubic root of 40220125 is about 342.6213894758.

Adding to 40220125 its reverse (52102204), we get a palindrome (92322329).

The spelling of 40220125 in words is "forty million, two hundred twenty thousand, one hundred twenty-five".