46280820 has 48 divisors (see below), whose sum is σ = 129886848. Its totient is φ = 12312960.

The previous prime is 46280813. The next prime is 46280849. The reversal of 46280820 is 2808264.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43090 + ... + 44150.

It is an arithmetic number, because the mean of its divisors is an integer number (2705976).

Almost surely, 2^46280820 is an apocalyptic number.

It is an amenable number.

46280820 is an abundant number, since it is smaller than the sum of its proper divisors (83606028).

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

46280820 is a wasteful number, since it uses less digits than its factorization.

46280820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1800 (or 1798 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 46280820 is about 6803.0008084668. Note that the first 3 decimals coincide. The cubic root of 46280820 is about 359.0324326759.

The spelling of 46280820 in words is "forty-six million, two hundred eighty thousand, eight hundred twenty".