148400234 has 4 divisors (see below), whose sum is σ = 222600354. Its totient is φ = 74200116.

The previous prime is 148400227. The next prime is 148400249. The reversal of 148400234 is 432004841.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 146289025 + 2111209 = 12095^2 + 1453^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37100057 + ... + 37100060.

Almost surely, 2^148400234 is an apocalyptic number.

148400234 is a deficient number, since it is larger than the sum of its proper divisors (74200120).

148400234 is an equidigital number, since it uses as much as digits as its factorization.

148400234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74200119.

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 148400234 is about 12181.9634706397. The cubic root of 148400234 is about 529.4336349334.

The spelling of 148400234 in words is "one hundred forty-eight million, four hundred thousand, two hundred thirty-four".