2355673 has 4 divisors (see below), whose sum is σ = 2494260. Its totient is φ = 2217088.

The previous prime is 2355671. The next prime is 2355697. The reversal of 2355673 is 3765532.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1710864 + 644809 = 1308^2 + 803^2 .

It is a cyclic number.

It is not a de Polignac number, because 2355673 - 2¹ = 2355671 is a prime.

It is a d-powerful number, because it can be written as 2²¹ + 3⁴ + 5⁵ + 5⁷ + 6² + 7 + 3¹¹ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2355671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69268 + ... + 69301.

It is an arithmetic number, because the mean of its divisors is an integer number (623565).

2^2355673 is an apocalyptic number.

It is an amenable number.

2355673 is a deficient number, since it is larger than the sum of its proper divisors (138587).

2355673 is a wasteful number, since it uses less digits than its factorization.

2355673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138586.

The product of its digits is 18900, while the sum is 31.

The square root of 2355673 is about 1534.8201849077. The cubic root of 2355673 is about 133.0571861040.

It can be divided in two parts, 23 and 55673, that added together give a square (55696 = 236²).

The spelling of 2355673 in words is "two million, three hundred fifty-five thousand, six hundred seventy-three".