40034017 has 4 divisors (see below), whose sum is σ = 40182016. Its totient is φ = 39886020.

The previous prime is 40033967. The next prime is 40034021. The reversal of 40034017 is 71043004.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 40034017 - 2¹¹ = 40031969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40033985 and 40034003.

It is not an unprimeable number, because it can be changed into a prime (40034317) 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, 73593 + ... + 74134.

It is an arithmetic number, because the mean of its divisors is an integer number (10045504).

Almost surely, 2^40034017 is an apocalyptic number.

It is an amenable number.

40034017 is a deficient number, since it is larger than the sum of its proper divisors (147999).

40034017 is a wasteful number, since it uses less digits than its factorization.

40034017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147998.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 40034017 is about 6327.2440288012. The cubic root of 40034017 is about 342.0921089525.

The spelling of 40034017 in words is "forty million, thirty-four thousand, seventeen".