1620062 has 8 divisors (see below), whose sum is σ = 2443392. Its totient is φ = 805600.

The previous prime is 1620041. The next prime is 1620071. The reversal of 1620062 is 2600261.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1620062.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 1739 + ... + 2502.

It is an arithmetic number, because the mean of its divisors is an integer number (305424).

2^1620062 is an apocalyptic number.

1620062 is a deficient number, since it is larger than the sum of its proper divisors (823330).

1620062 is a wasteful number, since it uses less digits than its factorization.

1620062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4434.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1620062 is about 1272.8165618030. The cubic root of 1620062 is about 117.4475274986.

The spelling of 1620062 in words is "one million, six hundred twenty thousand, sixty-two".