3508722 has 24 divisors (see below), whose sum is σ = 8688576. Its totient is φ = 1002456.

The previous prime is 3508721. The next prime is 3508733. The reversal of 3508722 is 2278053.

3508722 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3508722² = 24622260146568, which contains 22 as substring.

3508722 is strictly pandigital in base 8.

It is not an unprimeable number, because it can be changed into a prime (3508721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13798 + ... + 14049.

It is an arithmetic number, because the mean of its divisors is an integer number (362024).

Almost surely, 2^3508722 is an apocalyptic number.

3508722 is an abundant number, since it is smaller than the sum of its proper divisors (5179854).

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

3508722 is a wasteful number, since it uses less digits than its factorization.

3508722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27862 (or 27859 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 3508722 is about 1873.1582954999. The cubic root of 3508722 is about 151.9554636371.

The spelling of 3508722 in words is "three million, five hundred eight thousand, seven hundred twenty-two".