148229493 has 16 divisors (see below), whose sum is σ = 204623616. Its totient is φ = 95385600.

The previous prime is 148229489. The next prime is 148229533. The reversal of 148229493 is 394922841.

It is not a de Polignac number, because 148229493 - 2² = 148229489 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148229423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3093 + ... + 17493.

It is an arithmetic number, because the mean of its divisors is an integer number (12788976).

Almost surely, 2^148229493 is an apocalyptic number.

It is an amenable number.

148229493 is a deficient number, since it is larger than the sum of its proper divisors (56394123).

148229493 is a wasteful number, since it uses less digits than its factorization.

148229493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14524.

The product of its digits is 124416, while the sum is 42.

The square root of 148229493 is about 12174.9535112049. The cubic root of 148229493 is about 529.2305114472.

The spelling of 148229493 in words is "one hundred forty-eight million, two hundred twenty-nine thousand, four hundred ninety-three".