1613673 has 12 divisors (see below), whose sum is σ = 2345460. Its totient is φ = 1069056.

The previous prime is 1613671. The next prime is 1613683. The reversal of 1613673 is 3763161.

It can be written as a sum of positive squares in 2 ways, for example, as 166464 + 1447209 = 408^2 + 1203^2 .

It is not a de Polignac number, because 1613673 - 2¹ = 1613671 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1613671) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1273 + ... + 2201.

It is an arithmetic number, because the mean of its divisors is an integer number (195455).

2^1613673 is an apocalyptic number.

It is an amenable number.

1613673 is a deficient number, since it is larger than the sum of its proper divisors (731787).

1613673 is a wasteful number, since it uses less digits than its factorization.

1613673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128 (or 1125 counting only the distinct ones).

The product of its digits is 2268, while the sum is 27.

The square root of 1613673 is about 1270.3042942539. The cubic root of 1613673 is about 117.2929324217.

It can be divided in two parts, 16 and 13673, that added together give a square (13689 = 117²).

The spelling of 1613673 in words is "one million, six hundred thirteen thousand, six hundred seventy-three".