1546866146 has 32 divisors (see below), whose sum is σ = 2671194240. Its totient is φ = 658106496.

The previous prime is 1546866043. The next prime is 1546866169. The reversal of 1546866146 is 6416686451.

It is a self number, because there is not a number n which added to its sum of digits gives 1546866146.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1804550 + ... + 1805406.

It is an arithmetic number, because the mean of its divisors is an integer number (83474820).

Almost surely, 2^1546866146 is an apocalyptic number.

1546866146 is a deficient number, since it is larger than the sum of its proper divisors (1124328094).

1546866146 is a wasteful number, since it uses less digits than its factorization.

1546866146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1658.

The product of its digits is 829440, while the sum is 47.

The square root of 1546866146 is about 39330.2192467827. The cubic root of 1546866146 is about 1156.5140457363.

The spelling of 1546866146 in words is "one billion, five hundred forty-six million, eight hundred sixty-six thousand, one hundred forty-six".