40322330 has 16 divisors (see below), whose sum is σ = 72692424. Its totient is φ = 16104000.

The previous prime is 40322329. The next prime is 40322333. The reversal of 40322330 is 3322304.

It can be written as a sum of positive squares in 4 ways, for example, as 39025009 + 1297321 = 6247^2 + 1139^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40322299 and 40322308.

It is not an unprimeable number, because it can be changed into a prime (40322333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4580 + ... + 10080.

Almost surely, 2^40322330 is an apocalyptic number.

40322330 is a deficient number, since it is larger than the sum of its proper divisors (32370094).

40322330 is a wasteful number, since it uses less digits than its factorization.

40322330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6241.

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 40322330 is about 6349.9866141591. The cubic root of 40322330 is about 342.9113603908.

Adding to 40322330 its reverse (3322304), we get a palindrome (43644634).

The spelling of 40322330 in words is "forty million, three hundred twenty-two thousand, three hundred thirty".