46115220 has 96 divisors (see below), whose sum is σ = 141523200. Its totient is φ = 11167744.

The previous prime is 46115219. The next prime is 46115239. The reversal of 46115220 is 2251164.

It is a super-2 number, since 2×46115220² = 4253227031296800, which contains 22 as substring.

It is a congruent 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, 28801 + ... + 30359.

It is an arithmetic number, because the mean of its divisors is an integer number (1474200).

Almost surely, 2^46115220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46115220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70761600).

46115220 is an abundant number, since it is smaller than the sum of its proper divisors (95407980).

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

46115220 is a wasteful number, since it uses less digits than its factorization.

46115220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1617 (or 1615 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 46115220 is about 6790.8188018824. The cubic root of 46115220 is about 358.6036962060.

Adding to 46115220 its reverse (2251164), we get a palindrome (48366384).

The spelling of 46115220 in words is "forty-six million, one hundred fifteen thousand, two hundred twenty".