3624722 has 4 divisors (see below), whose sum is σ = 5437086. Its totient is φ = 1812360.

The previous prime is 3624721. The next prime is 3624727. The reversal of 3624722 is 2274263.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3575881 + 48841 = 1891^2 + 221^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3624691 and 3624700.

It is not an unprimeable number, because it can be changed into a prime (3624721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 906179 + ... + 906182.

Almost surely, 2^3624722 is an apocalyptic number.

3624722 is a deficient number, since it is larger than the sum of its proper divisors (1812364).

3624722 is a wasteful number, since it uses less digits than its factorization.

3624722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1812363.

The product of its digits is 4032, while the sum is 26.

The square root of 3624722 is about 1903.8702686895. The cubic root of 3624722 is about 153.6119142686.

Adding to 3624722 its reverse (2274263), we get a palindrome (5898985).

The spelling of 3624722 in words is "three million, six hundred twenty-four thousand, seven hundred twenty-two".