3507222 has 32 divisors (see below), whose sum is σ = 7348320. Its totient is φ = 1114880.

The previous prime is 3507211. The next prime is 3507227. The reversal of 3507222 is 2227053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3507227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12904 + ... + 13172.

It is an arithmetic number, because the mean of its divisors is an integer number (229635).

Almost surely, 2^3507222 is an apocalyptic number.

3507222 is an abundant number, since it is smaller than the sum of its proper divisors (3841098).

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

3507222 is a wasteful number, since it uses less digits than its factorization.

3507222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368.

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 3507222 is about 1872.7578594148. The cubic root of 3507222 is about 151.9338065890.

The spelling of 3507222 in words is "three million, five hundred seven thousand, two hundred twenty-two".