46077840 has 60 divisors (see below), whose sum is σ = 154747164. Its totient is φ = 12287232.

The previous prime is 46077799. The next prime is 46077851. The reversal of 46077840 is 4877064.

It is a happy number.

46077840 is a `hidden beast` number, since 4 + 607 + 7 + 8 + 40 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 26998416 + 19079424 = 5196^2 + 4368^2 .

It is a tau number, because it is divible by the number of its divisors (60).

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 = 46077795 and 46077804.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31279 + ... + 32718.

Almost surely, 2^46077840 is an apocalyptic number.

46077840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46077840 is an abundant number, since it is smaller than the sum of its proper divisors (108669324).

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

46077840 is a wasteful number, since it uses less digits than its factorization.

46077840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64016 (or 64007 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The square root of 46077840 is about 6788.0659985006. The cubic root of 46077840 is about 358.5067778811.

The spelling of 46077840 in words is "forty-six million, seventy-seven thousand, eight hundred forty".