46399392 has 216 divisors, whose sum is σ = 156235716. Its totient is φ = 13436928.

The previous prime is 46399361. The next prime is 46399403. The reversal of 46399392 is 29399364.

46399392 is a `hidden beast` number, since 4 + 639 + 9 + 3 + 9 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 46294416 + 104976 = 6804^2 + 324^2 .

It is a tau number, because it is divible by the number of its divisors (216).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2729368 + ... + 2729384.

Almost surely, 2^46399392 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 46399392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78117858).

46399392 is an abundant number, since it is smaller than the sum of its proper divisors (109836324).

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

46399392 is an equidigital number, since it uses as much as digits as its factorization.

46399392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64 (or 35 counting only the distinct ones).

The product of its digits is 314928, while the sum is 45.

The square root of 46399392 is about 6811.7099174877. The cubic root of 46399392 is about 359.3387862892.

The spelling of 46399392 in words is "forty-six million, three hundred ninety-nine thousand, three hundred ninety-two".