40007862 has 12 divisors (see below), whose sum is σ = 86683740. Its totient is φ = 13335948.

The previous prime is 40007843. The next prime is 40007881. The reversal of 40007862 is 26870004.

40007862 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40007843) and next prime (40007881).

It is a super-2 number, since 2×40007862² = 3201258043622088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1111312 + ... + 1111347.

It is an arithmetic number, because the mean of its divisors is an integer number (7223645).

Almost surely, 2^40007862 is an apocalyptic number.

40007862 is an abundant number, since it is smaller than the sum of its proper divisors (46675878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40007862 is a wasteful number, since it uses less digits than its factorization.

40007862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222667 (or 2222664 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 40007862 is about 6325.1768354727. The cubic root of 40007862 is about 342.0175942523.

Adding to 40007862 its reverse (26870004), we get a palindrome (66877866).

The spelling of 40007862 in words is "forty million, seven thousand, eight hundred sixty-two".