40034242 has 16 divisors (see below), whose sum is σ = 61346880. Its totient is φ = 19589328.

The previous prime is 40034233. The next prime is 40034251. The reversal of 40034242 is 24243004.

It is an interprime number because it is at equal distance from previous prime (40034233) and next prime (40034251).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21484 + ... + 23272.

It is an arithmetic number, because the mean of its divisors is an integer number (3834180).

Almost surely, 2^40034242 is an apocalyptic number.

40034242 is a deficient number, since it is larger than the sum of its proper divisors (21312638).

40034242 is a wasteful number, since it uses less digits than its factorization.

40034242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2025.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 40034242 is about 6327.2618090292. The cubic root of 40034242 is about 342.0927498290.

Adding to 40034242 its reverse (24243004), we get a palindrome (64277246).

The spelling of 40034242 in words is "forty million, thirty-four thousand, two hundred forty-two".