40723801 has 16 divisors (see below), whose sum is σ = 44029440. Its totient is φ = 37578240.

The previous prime is 40723799. The next prime is 40723807. The reversal of 40723801 is 10832704.

It is a cyclic number.

It is not a de Polignac number, because 40723801 - 2¹ = 40723799 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40723807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86970 + ... + 87436.

It is an arithmetic number, because the mean of its divisors is an integer number (2751840).

Almost surely, 2^40723801 is an apocalyptic number.

It is an amenable number.

40723801 is a deficient number, since it is larger than the sum of its proper divisors (3305639).

40723801 is a wasteful number, since it uses less digits than its factorization.

40723801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 40723801 is about 6381.5202734145. The cubic root of 40723801 is about 344.0456745960.

The spelling of 40723801 in words is "forty million, seven hundred twenty-three thousand, eight hundred one".