148822490 has 32 divisors (see below), whose sum is σ = 279916560. Its totient is φ = 56896000.

The previous prime is 148822483. The next prime is 148822501. The reversal of 148822490 is 94228841.

It can be written as a sum of positive squares in 8 ways, for example, as 79049881 + 69772609 = 8891^2 + 8353^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26750 + ... + 31830.

Almost surely, 2^148822490 is an apocalyptic number.

148822490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

148822490 is a deficient number, since it is larger than the sum of its proper divisors (131094070).

148822490 is a wasteful number, since it uses less digits than its factorization.

148822490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5218.

The product of its (nonzero) digits is 36864, while the sum is 38.

The square root of 148822490 is about 12199.2823559421. The cubic root of 148822490 is about 529.9353071625.

The spelling of 148822490 in words is "one hundred forty-eight million, eight hundred twenty-two thousand, four hundred ninety".