40634677 has 8 divisors (see below), whose sum is σ = 41379840. Its totient is φ = 39895440.

The previous prime is 40634651. The next prime is 40634689. The reversal of 40634677 is 77643604.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40634677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40634617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13743 + ... + 16435.

It is an arithmetic number, because the mean of its divisors is an integer number (5172480).

Almost surely, 2^40634677 is an apocalyptic number.

It is an amenable number.

40634677 is a deficient number, since it is larger than the sum of its proper divisors (745163).

40634677 is a wasteful number, since it uses less digits than its factorization.

40634677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2963.

The product of its (nonzero) digits is 84672, while the sum is 37.

The square root of 40634677 is about 6374.5334731257. The cubic root of 40634677 is about 343.7945100711.

The spelling of 40634677 in words is "forty million, six hundred thirty-four thousand, six hundred seventy-seven".