1662013506 has 32 divisors (see below), whose sum is σ = 3357370368. Its totient is φ = 548467920.

The previous prime is 1662013499. The next prime is 1662013513. The reversal of 1662013506 is 6053102661.

It is an interprime number because it is at equal distance from previous prime (1662013499) and next prime (1662013513).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 361635 + ... + 366201.

It is an arithmetic number, because the mean of its divisors is an integer number (104917824).

Almost surely, 2^1662013506 is an apocalyptic number.

1662013506 is an abundant number, since it is smaller than the sum of its proper divisors (1695356862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1662013506 is a wasteful number, since it uses less digits than its factorization.

1662013506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5166.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 1662013506 is about 40767.7998670519. The cubic root of 1662013506 is about 1184.5266866528.

The spelling of 1662013506 in words is "one billion, six hundred sixty-two million, thirteen thousand, five hundred six".