40001674 has 4 divisors (see below), whose sum is σ = 60002514. Its totient is φ = 20000836.

The previous prime is 40001657. The next prime is 40001711. The reversal of 40001674 is 47610004.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 27092025 + 12909649 = 5205^2 + 3593^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000417 + ... + 10000420.

Almost surely, 2^40001674 is an apocalyptic number.

40001674 is a deficient number, since it is larger than the sum of its proper divisors (20000840).

40001674 is a wasteful number, since it uses less digits than its factorization.

40001674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20000839.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 40001674 is about 6324.6876602722. The cubic root of 40001674 is about 341.9999601017. Note that the first 4 decimals are identical.

Adding to 40001674 its reverse (47610004), we get a palindrome (87611678).

The spelling of 40001674 in words is "forty million, one thousand, six hundred seventy-four".