46642266 has 48 divisors (see below), whose sum is σ = 114060960. Its totient is φ = 13644960.

The previous prime is 46642241. The next prime is 46642301. The reversal of 46642266 is 66224664.

46642266 is a `hidden beast` number, since 4 + 6 + 642 + 2 + 6 + 6 = 666.

It is a super-2 number, since 2×46642266² = 4351001955229512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 46642266.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1681 + ... + 9803.

It is an arithmetic number, because the mean of its divisors is an integer number (2376270).

Almost surely, 2^46642266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46642266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57030480).

46642266 is an abundant number, since it is smaller than the sum of its proper divisors (67418694).

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

46642266 is a wasteful number, since it uses less digits than its factorization.

46642266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8171 (or 8168 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 46642266 is about 6829.5143311952. The cubic root of 46642266 is about 359.9646724593.

The spelling of 46642266 in words is "forty-six million, six hundred forty-two thousand, two hundred sixty-six".