40245410 has 8 divisors (see below), whose sum is σ = 72441756. Its totient is φ = 16098160.

The previous prime is 40245389. The next prime is 40245433. The reversal of 40245410 is 1454204.

It can be written as a sum of positive squares in 2 ways, for example, as 39551521 + 693889 = 6289^2 + 833^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 2012261 + ... + 2012280.

Almost surely, 2^40245410 is an apocalyptic number.

40245410 is a deficient number, since it is larger than the sum of its proper divisors (32196346).

40245410 is a wasteful number, since it uses less digits than its factorization.

40245410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4024548.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 40245410 is about 6343.9270172347. The cubic root of 40245410 is about 342.6931725036.

Adding to 40245410 its reverse (1454204), we get a palindrome (41699614).

The spelling of 40245410 in words is "forty million, two hundred forty-five thousand, four hundred ten".