148091964 has 48 divisors (see below), whose sum is σ = 372804768. Its totient is φ = 45580288.

The previous prime is 148091953. The next prime is 148091987. The reversal of 148091964 is 469190841.

148091964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3964 + ... + 17660.

It is an arithmetic number, because the mean of its divisors is an integer number (7766766).

Almost surely, 2^148091964 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 148091964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186402384).

148091964 is an abundant number, since it is smaller than the sum of its proper divisors (224712804).

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

148091964 is a wasteful number, since it uses less digits than its factorization.

148091964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13774 (or 13772 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 148091964 is about 12169.3041707404. The cubic root of 148091964 is about 529.0667854498.

The spelling of 148091964 in words is "one hundred forty-eight million, ninety-one thousand, nine hundred sixty-four".