1428590546 has 16 divisors (see below), whose sum is σ = 2342131200. Its totient is φ = 650591040.

The previous prime is 1428590539. The next prime is 1428590551. The reversal of 1428590546 is 6450958241.

It is a junction number, because it is equal to n+sod(n) for n = 1428590497 and 1428590506.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 676646 + ... + 678753.

It is an arithmetic number, because the mean of its divisors is an integer number (146383200).

Almost surely, 2^1428590546 is an apocalyptic number.

1428590546 is a deficient number, since it is larger than the sum of its proper divisors (913540654).

1428590546 is a wasteful number, since it uses less digits than its factorization.

1428590546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1355449.

The product of its (nonzero) digits is 345600, while the sum is 44.

The square root of 1428590546 is about 37796.7001998852. The cubic root of 1428590546 is about 1126.2529043127.

The spelling of 1428590546 in words is "one billion, four hundred twenty-eight million, five hundred ninety thousand, five hundred forty-six".