2673745 has 8 divisors (see below), whose sum is σ = 3217320. Its totient is φ = 2133120.

The previous prime is 2673739. The next prime is 2673751. The reversal of 2673745 is 5473762.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2673739) and next prime (2673751).

It can be written as a sum of positive squares in 4 ways, for example, as 1096209 + 1577536 = 1047^2 + 1256^2 .

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

It is not a de Polignac number, because 2673745 - 2⁷ = 2673617 is a prime.

2673745 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2673745.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2901 + ... + 3709.

It is an arithmetic number, because the mean of its divisors is an integer number (402165).

2^2673745 is an apocalyptic number.

It is an amenable number.

2673745 is a deficient number, since it is larger than the sum of its proper divisors (543575).

2673745 is an equidigital number, since it uses as much as digits as its factorization.

2673745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1475.

The product of its digits is 35280, while the sum is 34.

The square root of 2673745 is about 1635.1590136742. The cubic root of 2673745 is about 138.7948425250.

The spelling of 2673745 in words is "two million, six hundred seventy-three thousand, seven hundred forty-five".