40246305 has 16 divisors (see below), whose sum is σ = 70248384. Its totient is φ = 19513280.

The previous prime is 40246303. The next prime is 40246309. The reversal of 40246305 is 50364204.

It is not a de Polignac number, because 40246305 - 2¹ = 40246303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40246303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121794 + ... + 122123.

It is an arithmetic number, because the mean of its divisors is an integer number (4390524).

Almost surely, 2^40246305 is an apocalyptic number.

It is an amenable number.

40246305 is a deficient number, since it is larger than the sum of its proper divisors (30002079).

40246305 is a wasteful number, since it uses less digits than its factorization.

40246305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243936.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 40246305 is about 6343.9975567461. The cubic root of 40246305 is about 342.6957128191.

The spelling of 40246305 in words is "forty million, two hundred forty-six thousand, three hundred five".