40514245 has 4 divisors (see below), whose sum is σ = 48617100. Its totient is φ = 32411392.

The previous prime is 40514203. The next prime is 40514261. The reversal of 40514245 is 54241504.

It is a happy number.

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 30107169 + 10407076 = 5487^2 + 3226^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40514245 is a prime.

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, 4051420 + ... + 4051429.

It is an arithmetic number, because the mean of its divisors is an integer number (12154275).

Almost surely, 2^40514245 is an apocalyptic number.

It is an amenable number.

40514245 is a deficient number, since it is larger than the sum of its proper divisors (8102855).

40514245 is an equidigital number, since it uses as much as digits as its factorization.

40514245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8102854.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 40514245 is about 6365.0801251830. The cubic root of 40514245 is about 343.4545308967.

Adding to 40514245 its reverse (54241504), we get a palindrome (94755749).

The spelling of 40514245 in words is "forty million, five hundred fourteen thousand, two hundred forty-five".