40723775 has 12 divisors (see below), whose sum is σ = 50607624. Its totient is φ = 32508000.

The previous prime is 40723741. The next prime is 40723799. The reversal of 40723775 is 57732704.

It is not a de Polignac number, because 40723775 - 2⁸ = 40723519 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12020 + ... + 15030.

It is an arithmetic number, because the mean of its divisors is an integer number (4217302).

Almost surely, 2^40723775 is an apocalyptic number.

40723775 is a deficient number, since it is larger than the sum of its proper divisors (9883849).

40723775 is a wasteful number, since it uses less digits than its factorization.

40723775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3562 (or 3557 counting only the distinct ones).

The product of its (nonzero) digits is 41160, while the sum is 35.

The square root of 40723775 is about 6381.5182362820. The cubic root of 40723775 is about 344.0456013776.

The spelling of 40723775 in words is "forty million, seven hundred twenty-three thousand, seven hundred seventy-five".