3613722 has 32 divisors (see below), whose sum is σ = 8332800. Its totient is φ = 1023408.

The previous prime is 3613721. The next prime is 3613723. The reversal of 3613722 is 2273163.

It is an interprime number because it is at equal distance from previous prime (3613721) and next prime (3613723).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 3613692 and 3613701.

It is not an unprimeable number, because it can be changed into a prime (3613721) 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, 5529 + ... + 6147.

It is an arithmetic number, because the mean of its divisors is an integer number (260400).

Almost surely, 2^3613722 is an apocalyptic number.

3613722 is an abundant number, since it is smaller than the sum of its proper divisors (4719078).

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

3613722 is a wasteful number, since it uses less digits than its factorization.

3613722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770.

The product of its digits is 1512, while the sum is 24.

The square root of 3613722 is about 1900.9792213488. The cubic root of 3613722 is about 153.4563673302.

Adding to 3613722 its reverse (2273163), we get a palindrome (5886885).

The spelling of 3613722 in words is "three million, six hundred thirteen thousand, seven hundred twenty-two".