1616074 has 8 divisors (see below), whose sum is σ = 2457540. Its totient is φ = 796896.

The previous prime is 1616063. The next prime is 1616077. The reversal of 1616074 is 4706161.

It is a happy number.

1616074 is an esthetic number in base 6, because in such base its adjacent digits differ by 1.

It can be written as a sum of positive squares in 2 ways, for example, as 1550025 + 66049 = 1245^2 + 257^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1616074² = 5223390346952, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1616077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5389 + ... + 5680.

2^1616074 is an apocalyptic number.

1616074 is a deficient number, since it is larger than the sum of its proper divisors (841466).

1616074 is a wasteful number, since it uses less digits than its factorization.

1616074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11144.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 1616074 is about 1271.2489921333. The cubic root of 1616074 is about 117.3510773641.

The spelling of 1616074 in words is "one million, six hundred sixteen thousand, seventy-four".