3619973 has 6 divisors (see below), whose sum is σ = 4211046. Its totient is φ = 3102792.

The previous prime is 3619961. The next prime is 3619981. The reversal of 3619973 is 3799163.

It can be written as a sum of positive squares in only one way, i.e., 2502724 + 1117249 = 1582^2 + 1057^2 .

It is not a de Polignac number, because 3619973 - 2⁶ = 3619909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3619573) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36890 + ... + 36987.

It is an arithmetic number, because the mean of its divisors is an integer number (701841).

Almost surely, 2^3619973 is an apocalyptic number.

It is an amenable number.

3619973 is a deficient number, since it is larger than the sum of its proper divisors (591073).

3619973 is an equidigital number, since it uses as much as digits as its factorization.

3619973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73891 (or 73884 counting only the distinct ones).

The product of its digits is 30618, while the sum is 38.

The square root of 3619973 is about 1902.6226635883. The cubic root of 3619973 is about 153.5447990706.

The spelling of 3619973 in words is "three million, six hundred nineteen thousand, nine hundred seventy-three".