40148132 has 12 divisors (see below), whose sum is σ = 70308336. Its totient is φ = 20060040.

The previous prime is 40148123. The next prime is 40148149. The reversal of 40148132 is 23184104.

It is a super-2 number, since 2×40148132² = 3223745006178848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40148098 and 40148107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5507 + ... + 10517.

It is an arithmetic number, because the mean of its divisors is an integer number (5859028).

Almost surely, 2^40148132 is an apocalyptic number.

It is an amenable number.

40148132 is a deficient number, since it is larger than the sum of its proper divisors (30160204).

40148132 is a wasteful number, since it uses less digits than its factorization.

40148132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7018 (or 7016 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 40148132 is about 6336.2553610157. The cubic root of 40148132 is about 342.4168395254.

The spelling of 40148132 in words is "forty million, one hundred forty-eight thousand, one hundred thirty-two".