40240322 has 4 divisors (see below), whose sum is σ = 60360486. Its totient is φ = 20120160.

The previous prime is 40240261. The next prime is 40240339. The reversal of 40240322 is 22304204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 40208281 + 32041 = 6341^2 + 179^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40240322.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10060079 + ... + 10060082.

Almost surely, 2^40240322 is an apocalyptic number.

40240322 is a deficient number, since it is larger than the sum of its proper divisors (20120164).

40240322 is a wasteful number, since it uses less digits than its factorization.

40240322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20120163.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 40240322 is about 6343.5259911188. The cubic root of 40240322 is about 342.6787303072.

Adding to 40240322 its reverse (22304204), we get a palindrome (62544526).

The spelling of 40240322 in words is "forty million, two hundred forty thousand, three hundred twenty-two".