1829426146 has 4 divisors (see below), whose sum is σ = 2744139222. Its totient is φ = 914713072.

The previous prime is 1829426143. The next prime is 1829426171. The reversal of 1829426146 is 6416249281.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1409627025 + 419799121 = 37545^2 + 20489^2 .

It is not an unprimeable number, because it can be changed into a prime (1829426143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 457356535 + ... + 457356538.

Almost surely, 2^1829426146 is an apocalyptic number.

1829426146 is a deficient number, since it is larger than the sum of its proper divisors (914713076).

1829426146 is an equidigital number, since it uses as much as digits as its factorization.

1829426146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914713075.

The product of its digits is 165888, while the sum is 43.

The square root of 1829426146 is about 42771.7914752235. The cubic root of 1829426146 is about 1223.0333337842.

The spelling of 1829426146 in words is "one billion, eight hundred twenty-nine million, four hundred twenty-six thousand, one hundred forty-six".