2664373 has 4 divisors (see below), whose sum is σ = 2679948. Its totient is φ = 2648800.

The previous prime is 2664367. The next prime is 2664379. The reversal of 2664373 is 3734662.

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

It is an interprime number because it is at equal distance from previous prime (2664367) and next prime (2664379).

It can be written as a sum of positive squares in 2 ways, for example, as 2566404 + 97969 = 1602^2 + 313^2 .

It is a cyclic number.

It is not a de Polignac number, because 2664373 - 2⁵ = 2664341 is a prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 6⁷ + 6⁸ + 4⁴ + 3⁶ + 7⁴ + 3¹¹ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2664379) 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, 7528 + ... + 7873.

It is an arithmetic number, because the mean of its divisors is an integer number (669987).

2^2664373 is an apocalyptic number.

It is an amenable number.

2664373 is a deficient number, since it is larger than the sum of its proper divisors (15575).

2664373 is a wasteful number, since it uses less digits than its factorization.

2664373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15574.

The product of its digits is 18144, while the sum is 31.

The square root of 2664373 is about 1632.2907216547. The cubic root of 2664373 is about 138.6324849745.

The spelling of 2664373 in words is "two million, six hundred sixty-four thousand, three hundred seventy-three".