40723037 has 8 divisors (see below), whose sum is σ = 41459040. Its totient is φ = 39993040.

The previous prime is 40723031. The next prime is 40723043. The reversal of 40723037 is 73032704.

It is an interprime number because it is at equal distance from previous prime (40723031) and next prime (40723043).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40723037 - 2¹⁶ = 40657501 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40722997 and 40723015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40723031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13487 + ... + 16227.

It is an arithmetic number, because the mean of its divisors is an integer number (5182380).

Almost surely, 2^40723037 is an apocalyptic number.

It is an amenable number.

40723037 is a deficient number, since it is larger than the sum of its proper divisors (736003).

40723037 is a wasteful number, since it uses less digits than its factorization.

40723037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3003.

The product of its (nonzero) digits is 3528, while the sum is 26.

The square root of 40723037 is about 6381.4604127895. The cubic root of 40723037 is about 344.0435230897.

The spelling of 40723037 in words is "forty million, seven hundred twenty-three thousand, thirty-seven".