40437734 has 4 divisors (see below), whose sum is σ = 60656604. Its totient is φ = 20218866.

The previous prime is 40437731. The next prime is 40437739. The reversal of 40437734 is 43773404.

40437734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 40437734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40437731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10109432 + ... + 10109435.

It is an arithmetic number, because the mean of its divisors is an integer number (15164151).

Almost surely, 2^40437734 is an apocalyptic number.

40437734 is a deficient number, since it is larger than the sum of its proper divisors (20218870).

40437734 is a wasteful number, since it uses less digits than its factorization.

40437734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20218869.

The product of its (nonzero) digits is 28224, while the sum is 32.

The square root of 40437734 is about 6359.0670699404. The cubic root of 40437734 is about 343.2381904549.

The spelling of 40437734 in words is "forty million, four hundred thirty-seven thousand, seven hundred thirty-four".