40710245 has 4 divisors (see below), whose sum is σ = 48852300. Its totient is φ = 32568192.

The previous prime is 40710239. The next prime is 40710311. The reversal of 40710245 is 54201704.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 16434916 + 24275329 = 4054^2 + 4927^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40710245 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40710245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4071020 + ... + 4071029.

It is an arithmetic number, because the mean of its divisors is an integer number (12213075).

Almost surely, 2^40710245 is an apocalyptic number.

It is an amenable number.

40710245 is a deficient number, since it is larger than the sum of its proper divisors (8142055).

40710245 is an equidigital number, since it uses as much as digits as its factorization.

40710245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8142054.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 40710245 is about 6380.4580556571. The cubic root of 40710245 is about 344.0074954424.

Adding to 40710245 its reverse (54201704), we get a palindrome (94911949).

The spelling of 40710245 in words is "forty million, seven hundred ten thousand, two hundred forty-five".