40393282 has 8 divisors (see below), whose sum is σ = 62067852. Its totient is φ = 19704000.

The previous prime is 40393277. The next prime is 40393291. The reversal of 40393282 is 28239304.

It can be written as a sum of positive squares in 2 ways, for example, as 40335201 + 58081 = 6351^2 + 241^2 .

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, 246219 + ... + 246382.

Almost surely, 2^40393282 is an apocalyptic number.

40393282 is a deficient number, since it is larger than the sum of its proper divisors (21674570).

40393282 is a wasteful number, since it uses less digits than its factorization.

40393282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492644.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 40393282 is about 6355.5709420948. The cubic root of 40393282 is about 343.1123738252.

The spelling of 40393282 in words is "forty million, three hundred ninety-three thousand, two hundred eighty-two".