1616067074 has 4 divisors (see below), whose sum is σ = 2424100614. Its totient is φ = 808033536.

The previous prime is 1616067031. The next prime is 1616067109. The reversal of 1616067074 is 4707606161.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4707606161 = 34213 ⋅137597.

It can be written as a sum of positive squares in only one way, i.e., 1606807225 + 9259849 = 40085^2 + 3043^2 .

It is a super-2 number, since 2×1616067074² = 5223345575333842952, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 404016767 + ... + 404016770.

Almost surely, 2^1616067074 is an apocalyptic number.

1616067074 is a deficient number, since it is larger than the sum of its proper divisors (808033540).

1616067074 is an equidigital number, since it uses as much as digits as its factorization.

1616067074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808033539.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 1616067074 is about 40200.3367398832. The cubic root of 1616067074 is about 1173.5090972024.

The spelling of 1616067074 in words is "one billion, six hundred sixteen million, sixty-seven thousand, seventy-four".