4022513 has 4 divisors (see below), whose sum is σ = 4388208. Its totient is φ = 3656820.

The previous prime is 4022507. The next prime is 4022549. The reversal of 4022513 is 3152204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4022513 - 2⁶ = 4022449 is a prime.

It is a super-2 number, since 2×4022513² = 32361221670338, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4022491 and 4022500.

It is not an unprimeable number, because it can be changed into a prime (4022563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182831 + ... + 182852.

It is an arithmetic number, because the mean of its divisors is an integer number (1097052).

Almost surely, 2^4022513 is an apocalyptic number.

It is an amenable number.

4022513 is a deficient number, since it is larger than the sum of its proper divisors (365695).

4022513 is a wasteful number, since it uses less digits than its factorization.

4022513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365694.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 4022513 is about 2005.6203529083. The cubic root of 4022513 is about 159.0373578872.

Adding to 4022513 its reverse (3152204), we get a palindrome (7174717).

The spelling of 4022513 in words is "four million, twenty-two thousand, five hundred thirteen".