40783065 has 16 divisors (see below), whose sum is σ = 67017408. Its totient is φ = 21162816.

The previous prime is 40783037. The next prime is 40783079. The reversal of 40783065 is 56038704.

It is not a de Polignac number, because 40783065 - 2⁸ = 40782809 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36187 + ... + 37296.

It is an arithmetic number, because the mean of its divisors is an integer number (4188588).

Almost surely, 2^40783065 is an apocalyptic number.

It is an amenable number.

40783065 is a deficient number, since it is larger than the sum of its proper divisors (26234343).

40783065 is a wasteful number, since it uses less digits than its factorization.

40783065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73528.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 40783065 is about 6386.1619929344. The cubic root of 40783065 is about 344.2124864654.

The spelling of 40783065 in words is "forty million, seven hundred eighty-three thousand, sixty-five".