148489554 has 32 divisors (see below), whose sum is σ = 302915520. Its totient is φ = 48514752.

The previous prime is 148489531. The next prime is 148489559. The reversal of 148489554 is 455984841.

It is not an unprimeable number, because it can be changed into a prime (148489559) 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 15 ways as a sum of consecutive naturals, for example, 91252 + ... + 92864.

It is an arithmetic number, because the mean of its divisors is an integer number (9466110).

Almost surely, 2^148489554 is an apocalyptic number.

148489554 is an abundant number, since it is smaller than the sum of its proper divisors (154425966).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

148489554 is a wasteful number, since it uses less digits than its factorization.

148489554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1914.

The product of its digits is 921600, while the sum is 48.

The square root of 148489554 is about 12185.6289948447. The cubic root of 148489554 is about 529.5398331664.

The spelling of 148489554 in words is "one hundred forty-eight million, four hundred eighty-nine thousand, five hundred fifty-four".