40322010 has 64 divisors (see below), whose sum is σ = 100859904. Its totient is φ = 10305600.

The previous prime is 40321997. The next prime is 40322017. The reversal of 40322010 is 1022304.

It is not an unprimeable number, because it can be changed into a prime (40322017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 177517 + ... + 177743.

It is an arithmetic number, because the mean of its divisors is an integer number (1575936).

Almost surely, 2^40322010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40322010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50429952).

40322010 is an abundant number, since it is smaller than the sum of its proper divisors (60537894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40322010 is a wasteful number, since it uses less digits than its factorization.

40322010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 40322010 is about 6349.9614172056. The cubic root of 40322010 is about 342.9104532679.

Adding to 40322010 its reverse (1022304), we get a palindrome (41344314).

The spelling of 40322010 in words is "forty million, three hundred twenty-two thousand, ten".