148428434 has 32 divisors (see below), whose sum is σ = 286543872. Its totient is φ = 55962000.

The previous prime is 148428421. The next prime is 148428443. The reversal of 148428434 is 434824841.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 10772 + ... + 20319.

It is an arithmetic number, because the mean of its divisors is an integer number (8954496).

Almost surely, 2^148428434 is an apocalyptic number.

148428434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

148428434 is a deficient number, since it is larger than the sum of its proper divisors (138115438).

148428434 is a wasteful number, since it uses less digits than its factorization.

148428434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31142.

The product of its digits is 98304, while the sum is 38.

The square root of 148428434 is about 12183.1208645404. The cubic root of 148428434 is about 529.4671683102.

The spelling of 148428434 in words is "one hundred forty-eight million, four hundred twenty-eight thousand, four hundred thirty-four".