40410742 has 4 divisors (see below), whose sum is σ = 60616116. Its totient is φ = 20205370.

The previous prime is 40410709. The next prime is 40410743. The reversal of 40410742 is 24701404.

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

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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40410743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10102684 + ... + 10102687.

It is an arithmetic number, because the mean of its divisors is an integer number (15154029).

Almost surely, 2^40410742 is an apocalyptic number.

40410742 is a deficient number, since it is larger than the sum of its proper divisors (20205374).

40410742 is a wasteful number, since it uses less digits than its factorization.

40410742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20205373.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 40410742 is about 6356.9443917656. The cubic root of 40410742 is about 343.1618034894.

The spelling of 40410742 in words is "forty million, four hundred ten thousand, seven hundred forty-two".