40751222 has 8 divisors (see below), whose sum is σ = 61201056. Its totient is φ = 20350872.

The previous prime is 40751213. The next prime is 40751273. The reversal of 40751222 is 22215704.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 10238 + ... + 13649.

It is an arithmetic number, because the mean of its divisors is an integer number (7650132).

Almost surely, 2^40751222 is an apocalyptic number.

40751222 is a deficient number, since it is larger than the sum of its proper divisors (20449834).

40751222 is a wasteful number, since it uses less digits than its factorization.

40751222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24742.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 40751222 is about 6383.6683811113. The cubic root of 40751222 is about 344.1228772764.

Adding to 40751222 its reverse (22215704), we get a palindrome (62966926).

The spelling of 40751222 in words is "forty million, seven hundred fifty-one thousand, two hundred twenty-two".