46837840 has 40 divisors (see below), whose sum is σ = 124456320. Its totient is φ = 16058496.

The previous prime is 46837837. The next prime is 46837853. The reversal of 46837840 is 4873864.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 46837793 and 46837802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41260 + ... + 42379.

It is an arithmetic number, because the mean of its divisors is an integer number (3111408).

Almost surely, 2^46837840 is an apocalyptic number.

46837840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46837840 is an abundant number, since it is smaller than the sum of its proper divisors (77618480).

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

46837840 is a wasteful number, since it uses less digits than its factorization.

46837840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83659 (or 83653 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 40.

The square root of 46837840 is about 6843.8176480675. The cubic root of 46837840 is about 360.4670891770.

The spelling of 46837840 in words is "forty-six million, eight hundred thirty-seven thousand, eight hundred forty".