1201846506 has 64 divisors (see below), whose sum is σ = 2834583552. Its totient is φ = 332534592.

The previous prime is 1201846493. The next prime is 1201846537. The reversal of 1201846506 is 6056481021.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 351055 + ... + 354461.

It is an arithmetic number, because the mean of its divisors is an integer number (44290368).

Almost surely, 2^1201846506 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1201846506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1417291776).

1201846506 is an abundant number, since it is smaller than the sum of its proper divisors (1632737046).

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

1201846506 is a wasteful number, since it uses less digits than its factorization.

1201846506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3683.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 1201846506 is about 34667.6579249306. The cubic root of 1201846506 is about 1063.2033469138.

The spelling of 1201846506 in words is "one billion, two hundred one million, eight hundred forty-six thousand, five hundred six".