1672611606 has 40 divisors (see below), whose sum is σ = 3968359560. Its totient is φ = 524740032.

The previous prime is 1672611599. The next prime is 1672611653. The reversal of 1672611606 is 6061162761.

1672611606 is a `hidden beast` number, since 16 + 7 + 26 + 11 + 606 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 300916 + ... + 306423.

It is an arithmetic number, because the mean of its divisors is an integer number (99208989).

Almost surely, 2^1672611606 is an apocalyptic number.

1672611606 is an abundant number, since it is smaller than the sum of its proper divisors (2295747954).

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

1672611606 is a wasteful number, since it uses less digits than its factorization.

1672611606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607370 (or 607361 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 1672611606 is about 40897.5745735612. The cubic root of 1672611606 is about 1187.0391296869.

It can be divided in two parts, 1672 and 611606, that added together give a triangular number (613278 = T₁₁₀₇).

The spelling of 1672611606 in words is "one billion, six hundred seventy-two million, six hundred eleven thousand, six hundred six".