40033677 has 4 divisors (see below), whose sum is σ = 53378240. Its totient is φ = 26689116.

The previous prime is 40033649. The next prime is 40033723. The reversal of 40033677 is 77633004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 40033677 - 2¹² = 40029581 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 (40033607) 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, 6672277 + ... + 6672282.

It is an arithmetic number, because the mean of its divisors is an integer number (13344560).

Almost surely, 2^40033677 is an apocalyptic number.

It is an amenable number.

40033677 is a deficient number, since it is larger than the sum of its proper divisors (13344563).

40033677 is a wasteful number, since it uses less digits than its factorization.

40033677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13344562.

The product of its (nonzero) digits is 10584, while the sum is 30.

The square root of 40033677 is about 6327.2171608062. The cubic root of 40033677 is about 342.0911405124.

The spelling of 40033677 in words is "forty million, thirty-three thousand, six hundred seventy-seven".