40244973 has 16 divisors (see below), whose sum is σ = 54800256. Its totient is φ = 26265600.

The previous prime is 40244923. The next prime is 40244989. The reversal of 40244973 is 37944204.

It is not a de Polignac number, because 40244973 - 2⁹ = 40244461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40244923) 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, 32461 + ... + 33677.

It is an arithmetic number, because the mean of its divisors is an integer number (3425016).

Almost surely, 2^40244973 is an apocalyptic number.

It is an amenable number.

40244973 is a deficient number, since it is larger than the sum of its proper divisors (14555283).

40244973 is a wasteful number, since it uses less digits than its factorization.

40244973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1444.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 40244973 is about 6343.8925747525. The cubic root of 40244973 is about 342.6919321347.

The spelling of 40244973 in words is "forty million, two hundred forty-four thousand, nine hundred seventy-three".