40758934 has 4 divisors (see below), whose sum is σ = 61138404. Its totient is φ = 20379466.

The previous prime is 40758929. The next prime is 40758943. The reversal of 40758934 is 43985704.

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

It is a super-2 number, since 2×40758934² = 3322581401632712, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10189732 + ... + 10189735.

It is an arithmetic number, because the mean of its divisors is an integer number (15284601).

Almost surely, 2^40758934 is an apocalyptic number.

40758934 is a deficient number, since it is larger than the sum of its proper divisors (20379470).

40758934 is a wasteful number, since it uses less digits than its factorization.

40758934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20379469.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 40758934 is about 6384.2723939381. The cubic root of 40758934 is about 344.1445838503.

The spelling of 40758934 in words is "forty million, seven hundred fifty-eight thousand, nine hundred thirty-four".