1672556 has 12 divisors (see below), whose sum is σ = 2940168. Its totient is φ = 832512.

The previous prime is 1672553. The next prime is 1672603. The reversal of 1672556 is 6552761.

It is a happy number.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1672553) 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, 215 + ... + 1841.

It is an arithmetic number, because the mean of its divisors is an integer number (245014).

2^1672556 is an apocalyptic number.

It is an amenable number.

1672556 is a deficient number, since it is larger than the sum of its proper divisors (1267612).

1672556 is a wasteful number, since it uses less digits than its factorization.

1672556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1888 (or 1886 counting only the distinct ones).

The product of its digits is 12600, while the sum is 32.

The square root of 1672556 is about 1293.2733663074. The cubic root of 1672556 is about 118.7025975163.

The spelling of 1672556 in words is "one million, six hundred seventy-two thousand, five hundred fifty-six".