40325222 has 32 divisors (see below), whose sum is σ = 71414784. Its totient is φ = 16718400.

The previous prime is 40325213. The next prime is 40325237. The reversal of 40325222 is 22252304.

It is a super-2 number, since 2×40325222² = 3252247058698568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40325194 and 40325203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93347 + ... + 93777.

It is an arithmetic number, because the mean of its divisors is an integer number (2231712).

Almost surely, 2^40325222 is an apocalyptic number.

40325222 is a deficient number, since it is larger than the sum of its proper divisors (31089562).

40325222 is a wasteful number, since it uses less digits than its factorization.

40325222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 40325222 is about 6350.2143270916. The cubic root of 40325222 is about 342.9195582963.

Adding to 40325222 its reverse (22252304), we get a palindrome (62577526).

The spelling of 40325222 in words is "forty million, three hundred twenty-five thousand, two hundred twenty-two".