40280862 has 32 divisors (see below), whose sum is σ = 82521504. Its totient is φ = 13104000.

The previous prime is 40280857. The next prime is 40280881. The reversal of 40280862 is 26808204.

It is a happy number.

40280862 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 57112 + ... + 57812.

It is an arithmetic number, because the mean of its divisors is an integer number (2578797).

Almost surely, 2^40280862 is an apocalyptic number.

40280862 is an abundant number, since it is smaller than the sum of its proper divisors (42240642).

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

40280862 is a wasteful number, since it uses less digits than its factorization.

40280862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924.

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 40280862 is about 6346.7205704994. The cubic root of 40280862 is about 342.7937685941.

The spelling of 40280862 in words is "forty million, two hundred eighty thousand, eight hundred sixty-two".