40678662 has 8 divisors (see below), whose sum is σ = 81357336. Its totient is φ = 13559552.

The previous prime is 40678633. The next prime is 40678667. The reversal of 40678662 is 26687604.

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

40678662 is an admirable number.

It is a super-2 number, since 2×40678662² = 3309507084220488, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40678662.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40678667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3389883 + ... + 3389894.

It is an arithmetic number, because the mean of its divisors is an integer number (10169667).

Almost surely, 2^40678662 is an apocalyptic number.

40678662 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40678662 is a wasteful number, since it uses less digits than its factorization.

40678662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6779782.

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 40678662 is about 6377.9825964015. The cubic root of 40678662 is about 343.9185121118.

The spelling of 40678662 in words is "forty million, six hundred seventy-eight thousand, six hundred sixty-two".