46815444 has 72 divisors (see below), whose sum is σ = 128419200. Its totient is φ = 14294592.

The previous prime is 46815421. The next prime is 46815451. The reversal of 46815444 is 44451864.

It is a happy number.

46815444 is a `hidden beast` number, since 468 + 154 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 46815399 and 46815408.

It is a congruent number.

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, 77857 + ... + 78455.

It is an arithmetic number, because the mean of its divisors is an integer number (1783600).

Almost surely, 2^46815444 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 46815444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64209600).

46815444 is an abundant number, since it is smaller than the sum of its proper divisors (81603756).

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

46815444 is a wasteful number, since it uses less digits than its factorization.

46815444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789 (or 784 counting only the distinct ones).

The product of its digits is 61440, while the sum is 36.

The square root of 46815444 is about 6842.1812311572. The cubic root of 46815444 is about 360.4096263221.

The spelling of 46815444 in words is "forty-six million, eight hundred fifteen thousand, four hundred forty-four".