148408889 has 16 divisors (see below), whose sum is σ = 155361024. Its totient is φ = 141657600.

The previous prime is 148408877. The next prime is 148408891. The reversal of 148408889 is 988804841.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148408889 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (148408849) 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, 477044 + ... + 477354.

It is an arithmetic number, because the mean of its divisors is an integer number (9710064).

Almost surely, 2^148408889 is an apocalyptic number.

It is an amenable number.

148408889 is a deficient number, since it is larger than the sum of its proper divisors (6952135).

148408889 is a wasteful number, since it uses less digits than its factorization.

148408889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568.

The product of its (nonzero) digits is 589824, while the sum is 50.

The square root of 148408889 is about 12182.3187037608. The cubic root of 148408889 is about 529.4439272779.

The spelling of 148408889 in words is "one hundred forty-eight million, four hundred eight thousand, eight hundred eighty-nine".