40450346 has 8 divisors (see below), whose sum is σ = 61118820. Its totient is φ = 20077408.

The previous prime is 40450301. The next prime is 40450349. The reversal of 40450346 is 64305404.

It can be written as a sum of positive squares in 2 ways, for example, as 38925121 + 1525225 = 6239^2 + 1235^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40450349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73541 + ... + 74088.

Almost surely, 2^40450346 is an apocalyptic number.

40450346 is a deficient number, since it is larger than the sum of its proper divisors (20668474).

40450346 is a wasteful number, since it uses less digits than its factorization.

40450346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147768.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 40450346 is about 6360.0586475283. The cubic root of 40450346 is about 343.2738705789.

The spelling of 40450346 in words is "forty million, four hundred fifty thousand, three hundred forty-six".