40252036 has 12 divisors (see below), whose sum is σ = 76844880. Its totient is φ = 18296360.

The previous prime is 40252033. The next prime is 40252063. The reversal of 40252036 is 63025204.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 40251998 and 40252016.

It is not an unprimeable number, because it can be changed into a prime (40252031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 457366 + ... + 457453.

It is an arithmetic number, because the mean of its divisors is an integer number (6403740).

Almost surely, 2^40252036 is an apocalyptic number.

It is an amenable number.

40252036 is a deficient number, since it is larger than the sum of its proper divisors (36592844).

40252036 is a wasteful number, since it uses less digits than its factorization.

40252036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914834 (or 914832 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 40252036 is about 6344.4492274744. The cubic root of 40252036 is about 342.7119784606.

The spelling of 40252036 in words is "forty million, two hundred fifty-two thousand, thirty-six".