40674634 has 48 divisors (see below), whose sum is σ = 82583424. Its totient is φ = 14620320.

The previous prime is 40674631. The next prime is 40674637. The reversal of 40674634 is 43647604.

It is an interprime number because it is at equal distance from previous prime (40674631) and next prime (40674637).

It is a self number, because there is not a number n which added to its sum of digits gives 40674634.

It is not an unprimeable number, because it can be changed into a prime (40674631) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21099 + ... + 22945.

It is an arithmetic number, because the mean of its divisors is an integer number (1720488).

Almost surely, 2^40674634 is an apocalyptic number.

40674634 is an abundant number, since it is smaller than the sum of its proper divisors (41908790).

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

40674634 is a wasteful number, since it uses less digits than its factorization.

40674634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1891 (or 1880 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 34.

The square root of 40674634 is about 6377.6668147529. Note that the first 3 decimals coincide. The cubic root of 40674634 is about 343.9071601365.

The spelling of 40674634 in words is "forty million, six hundred seventy-four thousand, six hundred thirty-four".