2193377 has 8 divisors (see below), whose sum is σ = 2286312. Its totient is φ = 2102400.

The previous prime is 2193371. The next prime is 2193383. The reversal of 2193377 is 7733912.

It is an interprime number because it is at equal distance from previous prime (2193371) and next prime (2193383).

It can be written as a sum of positive squares in 4 ways, for example, as 16 + 2193361 = 4^2 + 1481^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2193377 - 2⁶ = 2193313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2193371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2063 + ... + 2939.

It is an arithmetic number, because the mean of its divisors is an integer number (285789).

2^2193377 is an apocalyptic number.

It is an amenable number.

2193377 is a deficient number, since it is larger than the sum of its proper divisors (92935).

2193377 is an equidigital number, since it uses as much as digits as its factorization.

2193377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979.

The product of its digits is 7938, while the sum is 32.

The square root of 2193377 is about 1481.0054017457. The cubic root of 2193377 is about 129.9285011174.

The spelling of 2193377 in words is "two million, one hundred ninety-three thousand, three hundred seventy-seven".