40878102 has 16 divisors (see below), whose sum is σ = 82877040. Its totient is φ = 13439232.

The previous prime is 40878083. The next prime is 40878121. The reversal of 40878102 is 20187804.

It is an interprime number because it is at equal distance from previous prime (40878083) and next prime (40878121).

It is a self number, because there is not a number n which added to its sum of digits gives 40878102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46227 + ... + 47102.

It is an arithmetic number, because the mean of its divisors is an integer number (5179815).

Almost surely, 2^40878102 is an apocalyptic number.

40878102 is an abundant number, since it is smaller than the sum of its proper divisors (41998938).

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

40878102 is a wasteful number, since it uses less digits than its factorization.

40878102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93407.

The product of its (nonzero) digits is 3584, while the sum is 30.

The square root of 40878102 is about 6393.5985172671. The cubic root of 40878102 is about 344.4796524615.

The spelling of 40878102 in words is "forty million, eight hundred seventy-eight thousand, one hundred two".