2673405 has 80 divisors (see below), whose sum is σ = 5854464. Its totient is φ = 1140480.

The previous prime is 2673397. The next prime is 2673431. The reversal of 2673405 is 5043762.

It is a happy number.

It is not a de Polignac number, because 2673405 - 2³ = 2673397 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 79 ways as a sum of consecutive naturals, for example, 65185 + ... + 65225.

2^2673405 is an apocalyptic number.

It is an amenable number.

2673405 is an abundant number, since it is smaller than the sum of its proper divisors (3181059).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2673405 is a wasteful number, since it uses less digits than its factorization.

2673405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88 (or 79 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 2673405 is about 1635.0550449450. The cubic root of 2673405 is about 138.7889591109.

The spelling of 2673405 in words is "two million, six hundred seventy-three thousand, four hundred five".