1606868434 has 16 divisors (see below), whose sum is σ = 2437332768. Its totient is φ = 794452192.

The previous prime is 1606868429. The next prime is 1606868491. The reversal of 1606868434 is 4348686061.

It is a super-2 number, since 2×1606868434² = 5164052328371224712, which contains 22 as substring.

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, 113814 + ... + 127150.

It is an arithmetic number, because the mean of its divisors is an integer number (152333298).

Almost surely, 2^1606868434 is an apocalyptic number.

1606868434 is a deficient number, since it is larger than the sum of its proper divisors (830464334).

1606868434 is a wasteful number, since it uses less digits than its factorization.

1606868434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14009.

The product of its (nonzero) digits is 663552, while the sum is 46.

The square root of 1606868434 is about 40085.7634828127. The cubic root of 1606868434 is about 1171.2783247304.

The spelling of 1606868434 in words is "one billion, six hundred six million, eight hundred sixty-eight thousand, four hundred thirty-four".