46055440 has 20 divisors (see below), whose sum is σ = 107079084. Its totient is φ = 18422144.

The previous prime is 46055419. The next prime is 46055461. The reversal of 46055440 is 4455064.

It is an interprime number because it is at equal distance from previous prime (46055419) and next prime (46055461).

It can be written as a sum of positive squares in 2 ways, for example, as 8503056 + 37552384 = 2916^2 + 6128^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×46055440² = 4242207107187200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 46055399 and 46055408.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287767 + ... + 287926.

Almost surely, 2^46055440 is an apocalyptic number.

46055440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46055440 is an abundant number, since it is smaller than the sum of its proper divisors (61023644).

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

46055440 is a wasteful number, since it uses less digits than its factorization.

46055440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575706 (or 575700 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 46055440 is about 6786.4158434331. The cubic root of 46055440 is about 358.4486743655.

The spelling of 46055440 in words is "forty-six million, fifty-five thousand, four hundred forty".