46242440 has 32 divisors (see below), whose sum is σ = 104247000. Its totient is φ = 18461184.

The previous prime is 46242439. The next prime is 46242451. The reversal of 46242440 is 4424264.

It can be written as a sum of positive squares in 4 ways, for example, as 35259844 + 10982596 = 5938^2 + 3314^2 .

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, 31646 + ... + 33074.

Almost surely, 2^46242440 is an apocalyptic number.

46242440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46242440 is an abundant number, since it is smaller than the sum of its proper divisors (58004560).

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

46242440 is a wasteful number, since it uses less digits than its factorization.

46242440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2249 (or 2245 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 46242440 is about 6800.1794093980. The cubic root of 46242440 is about 358.9331584653.

The spelling of 46242440 in words is "forty-six million, two hundred forty-two thousand, four hundred forty".