40042262 has 8 divisors (see below), whose sum is σ = 64683696. Its totient is φ = 18481032.

The previous prime is 40042231. The next prime is 40042273. The reversal of 40042262 is 26224004.

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

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, 770018 + ... + 770069.

It is an arithmetic number, because the mean of its divisors is an integer number (8085462).

Almost surely, 2^40042262 is an apocalyptic number.

40042262 is a deficient number, since it is larger than the sum of its proper divisors (24641434).

40042262 is a wasteful number, since it uses less digits than its factorization.

40042262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1540102.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 40042262 is about 6327.8955427535. The cubic root of 40042262 is about 342.1155919473.

Adding to 40042262 its reverse (26224004), we get a palindrome (66266266).

It can be divided in two parts, 40042 and 262, that added together give a palindrome (40304).

The spelling of 40042262 in words is "forty million, forty-two thousand, two hundred sixty-two".