121842846 has 16 divisors (see below), whose sum is σ = 270762000. Its totient is φ = 40614264.

The previous prime is 121842841. The next prime is 121842863. The reversal of 121842846 is 648248121.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 121842846.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121842841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1128121 + ... + 1128228.

It is an arithmetic number, because the mean of its divisors is an integer number (16922625).

Almost surely, 2^121842846 is an apocalyptic number.

121842846 is an abundant number, since it is smaller than the sum of its proper divisors (148919154).

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

121842846 is a wasteful number, since it uses less digits than its factorization.

121842846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2256360 (or 2256354 counting only the distinct ones).

The product of its digits is 24576, while the sum is 36.

The square root of 121842846 is about 11038.2446974145. The cubic root of 121842846 is about 495.7545150772.

The spelling of 121842846 in words is "one hundred twenty-one million, eight hundred forty-two thousand, eight hundred forty-six".