1672426 has 16 divisors (see below), whose sum is σ = 3036096. Its totient is φ = 674496.

The previous prime is 1672423. The next prime is 1672441. The reversal of 1672426 is 6242761.

It is a super-3 number, since 3×1672426³ = 14033370344138774328, which contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1672394 and 1672403.

It is not an unprimeable number, because it can be changed into a prime (1672421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3276 + ... + 3751.

It is an arithmetic number, because the mean of its divisors is an integer number (189756).

2^1672426 is an apocalyptic number.

1672426 is a deficient number, since it is larger than the sum of its proper divisors (1363670).

1672426 is a wasteful number, since it uses less digits than its factorization.

1672426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7053.

The product of its digits is 4032, while the sum is 28.

The square root of 1672426 is about 1293.2231052684. The cubic root of 1672426 is about 118.6995220363.

The spelling of 1672426 in words is "one million, six hundred seventy-two thousand, four hundred twenty-six".