40425274 has 8 divisors (see below), whose sum is σ = 63829440. Its totient is φ = 19148796.

The previous prime is 40425263. The next prime is 40425299. The reversal of 40425274 is 47252404.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 531874 + ... + 531949.

It is an arithmetic number, because the mean of its divisors is an integer number (7978680).

Almost surely, 2^40425274 is an apocalyptic number.

40425274 is a deficient number, since it is larger than the sum of its proper divisors (23404166).

40425274 is a wasteful number, since it uses less digits than its factorization.

40425274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063844.

The product of its (nonzero) digits is 8960, while the sum is 28.

The square root of 40425274 is about 6358.0872910019. The cubic root of 40425274 is about 343.2029330623.

Adding to 40425274 its reverse (47252404), we get a palindrome (87677678).

It can be divided in two parts, 4042 and 5274, that added together give a triangular number (9316 = T₁₃₆).

The spelling of 40425274 in words is "forty million, four hundred twenty-five thousand, two hundred seventy-four".