46347840 has 504 divisors, whose sum is σ = 210799680. Its totient is φ = 9123840.

The previous prime is 46347827. The next prime is 46347871. The reversal of 46347840 is 4874364.

It is a tau number, because it is divible by the number of its divisors (504).

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 = 46347795 and 46347804.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2439351 + ... + 2439369.

Almost surely, 2^46347840 is an apocalyptic number.

46347840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46347840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105399840).

46347840 is an abundant number, since it is smaller than the sum of its proper divisors (164451840).

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

46347840 is a wasteful number, since it uses less digits than its factorization.

46347840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71 (or 47 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 46347840 is about 6807.9247939442. The cubic root of 46347840 is about 359.2056559675.

The spelling of 46347840 in words is "forty-six million, three hundred forty-seven thousand, eight hundred forty".