2273407 has 4 divisors (see below), whose sum is σ = 2393080. Its totient is φ = 2153736.

The previous prime is 2273399. The next prime is 2273431. The reversal of 2273407 is 7043722.

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

It is a cyclic number.

It is not a de Polignac number, because 2273407 - 2³ = 2273399 is a prime.

It is a Duffinian number.

2273407 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2273477) 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, 59808 + ... + 59845.

It is an arithmetic number, because the mean of its divisors is an integer number (598270).

2^2273407 is an apocalyptic number.

2273407 is a deficient number, since it is larger than the sum of its proper divisors (119673).

2273407 is a wasteful number, since it uses less digits than its factorization.

2273407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119672.

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 2273407 is about 1507.7821460675. The cubic root of 2273407 is about 131.4899007699.

The spelling of 2273407 in words is "two million, two hundred seventy-three thousand, four hundred seven".