1672772 has 12 divisors (see below), whose sum is σ = 2936556. Its totient is φ = 833760.

The previous prime is 1672771. The next prime is 1672787. The reversal of 1672772 is 2772761.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 341056 + 1331716 = 584^2 + 1154^2 .

It is not an unprimeable number, because it can be changed into a prime (1672771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1778 + ... + 2550.

It is an arithmetic number, because the mean of its divisors is an integer number (244713).

2^1672772 is an apocalyptic number.

It is an amenable number.

1672772 is a deficient number, since it is larger than the sum of its proper divisors (1263784).

1672772 is a wasteful number, since it uses less digits than its factorization.

1672772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1318 (or 1316 counting only the distinct ones).

The product of its digits is 8232, while the sum is 32.

The square root of 1672772 is about 1293.3568726380. The cubic root of 1672772 is about 118.7077071922.

The spelling of 1672772 in words is "one million, six hundred seventy-two thousand, seven hundred seventy-two".