4072322 has 4 divisors (see below), whose sum is σ = 6108486. Its totient is φ = 2036160.

The previous prime is 4072309. The next prime is 4072337. The reversal of 4072322 is 2232704.

It is a happy number.

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., 3964081 + 108241 = 1991^2 + 329^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4072294 and 4072303.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1018079 + ... + 1018082.

Almost surely, 2^4072322 is an apocalyptic number.

4072322 is a deficient number, since it is larger than the sum of its proper divisors (2036164).

4072322 is a wasteful number, since it uses less digits than its factorization.

4072322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2036163.

The product of its (nonzero) digits is 672, while the sum is 20.

The square root of 4072322 is about 2017.9995044598. Note that the first 3 decimals coincide. The cubic root of 4072322 is about 159.6910967094.

The spelling of 4072322 in words is "four million, seventy-two thousand, three hundred twenty-two".