40254412 has 12 divisors (see below), whose sum is σ = 76849416. Its totient is φ = 18297440.

The previous prime is 40254397. The next prime is 40254421. The reversal of 40254412 is 21445204.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 457393 + ... + 457480.

It is an arithmetic number, because the mean of its divisors is an integer number (6404118).

Almost surely, 2^40254412 is an apocalyptic number.

It is an amenable number.

40254412 is a deficient number, since it is larger than the sum of its proper divisors (36595004).

40254412 is a wasteful number, since it uses less digits than its factorization.

40254412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914888 (or 914886 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 40254412 is about 6344.6364750078. The cubic root of 40254412 is about 342.7187215369.

Adding to 40254412 its reverse (21445204), we get a palindrome (61699616).

It can be divided in two parts, 40 and 254412, that added together give a palindrome (254452).

The spelling of 40254412 in words is "forty million, two hundred fifty-four thousand, four hundred twelve".