40723630 has 16 divisors (see below), whose sum is σ = 73434240. Its totient is φ = 16260192.

The previous prime is 40723601. The next prime is 40723651. The reversal of 40723630 is 3632704.

It is a junction number, because it is equal to n+sod(n) for n = 40723595 and 40723604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2716 + ... + 9424.

It is an arithmetic number, because the mean of its divisors is an integer number (4589640).

Almost surely, 2^40723630 is an apocalyptic number.

40723630 is a deficient number, since it is larger than the sum of its proper divisors (32710610).

40723630 is a wasteful number, since it uses less digits than its factorization.

40723630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7323.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 40723630 is about 6381.5068753391. The cubic root of 40723630 is about 344.0451930439.

The spelling of 40723630 in words is "forty million, seven hundred twenty-three thousand, six hundred thirty".