148472499 has 24 divisors (see below), whose sum is σ = 231195648. Its totient is φ = 84505680.

The previous prime is 148472491. The next prime is 148472503. The reversal of 148472499 is 994274841.

It is not a de Polignac number, because 148472499 - 2³ = 148472491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (148472491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37974 + ... + 41700.

It is an arithmetic number, because the mean of its divisors is an integer number (9633152).

Almost surely, 2^148472499 is an apocalyptic number.

148472499 is a deficient number, since it is larger than the sum of its proper divisors (82723149).

148472499 is a wasteful number, since it uses less digits than its factorization.

148472499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4015 (or 4008 counting only the distinct ones).

The product of its digits is 580608, while the sum is 48.

The square root of 148472499 is about 12184.9291750096. The cubic root of 148472499 is about 529.5195586816.

The spelling of 148472499 in words is "one hundred forty-eight million, four hundred seventy-two thousand, four hundred ninety-nine".