1620162327 has 16 divisors (see below), whose sum is σ = 2535544832. Its totient is φ = 900784800.

The previous prime is 1620162317. The next prime is 1620162329. The reversal of 1620162327 is 7232610261.

It is not a de Polignac number, because 1620162327 - 2⁶ = 1620162263 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1620162294 and 1620162303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1620162329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1041799 + ... + 1043352.

It is an arithmetic number, because the mean of its divisors is an integer number (158471552).

Almost surely, 2^1620162327 is an apocalyptic number.

1620162327 is a deficient number, since it is larger than the sum of its proper divisors (915382505).

1620162327 is a wasteful number, since it uses less digits than its factorization.

1620162327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2085198.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 1620162327 is about 40251.2400678538. The cubic root of 1620162327 is about 1174.4995187392.

Adding to 1620162327 its reverse (7232610261), we get a palindrome (8852772588).

The spelling of 1620162327 in words is "one billion, six hundred twenty million, one hundred sixty-two thousand, three hundred twenty-seven".