40052254 has 8 divisors (see below), whose sum is σ = 65540088. Its totient is φ = 18205560.

The previous prime is 40052227. The next prime is 40052263. The reversal of 40052254 is 45225004.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 1820557 = 40052254 / (4 + 0 + 0 + 5 + 2 + 2 + 5 + 4).

It is a congruent number.

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, 910257 + ... + 910300.

It is an arithmetic number, because the mean of its divisors is an integer number (8192511).

Almost surely, 2^40052254 is an apocalyptic number.

40052254 is a deficient number, since it is larger than the sum of its proper divisors (25487834).

40052254 is a wasteful number, since it uses less digits than its factorization.

40052254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1820570.

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 40052254 is about 6328.6850134921. The cubic root of 40052254 is about 342.1440463396.

Adding to 40052254 its reverse (45225004), we get a palindrome (85277258).

The spelling of 40052254 in words is "forty million, fifty-two thousand, two hundred fifty-four".