40878002 has 8 divisors (see below), whose sum is σ = 66891312. Its totient is φ = 18580900.

The previous prime is 40877957. The next prime is 40878017. The reversal of 40878002 is 20087804.

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

It is a super-2 number, since 2×40878002² = 3342022095024008, which contains 22 as substring.

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, 929024 + ... + 929067.

It is an arithmetic number, because the mean of its divisors is an integer number (8361414).

Almost surely, 2^40878002 is an apocalyptic number.

40878002 is a deficient number, since it is larger than the sum of its proper divisors (26013310).

40878002 is a wasteful number, since it uses less digits than its factorization.

40878002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1858104.

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 40878002 is about 6393.5906969402. The cubic root of 40878002 is about 344.4793715613.

The spelling of 40878002 in words is "forty million, eight hundred seventy-eight thousand, two".