46338444 has 18 divisors (see below), whose sum is σ = 117133380. Its totient is φ = 15446136.

The previous prime is 46338443. The next prime is 46338463. The reversal of 46338444 is 44483364.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×46338444² = 4294502784682272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1287179 = 46338444 / (4 + 6 + 3 + 3 + 8 + 4 + 4 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 46338399 and 46338408.

It is not an unprimeable number, because it can be changed into a prime (46338443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 643554 + ... + 643625.

It is an arithmetic number, because the mean of its divisors is an integer number (6507410).

Almost surely, 2^46338444 is an apocalyptic number.

It is an amenable number.

46338444 is an abundant number, since it is smaller than the sum of its proper divisors (70794936).

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

46338444 is a wasteful number, since it uses less digits than its factorization.

46338444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1287189 (or 1287184 counting only the distinct ones).

The product of its digits is 110592, while the sum is 36.

The square root of 46338444 is about 6807.2346808377. The cubic root of 46338444 is about 359.1813806583.

The spelling of 46338444 in words is "forty-six million, three hundred thirty-eight thousand, four hundred forty-four".