148509396 has 192 divisors, whose sum is σ = 474880000. Its totient is φ = 40007520.

The previous prime is 148509391. The next prime is 148509397. The reversal of 148509396 is 693905841.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148509391) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 703731 + ... + 703941.

Almost surely, 2^148509396 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 148509396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237440000).

148509396 is an abundant number, since it is smaller than the sum of its proper divisors (326370604).

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

148509396 is a wasteful number, since it uses less digits than its factorization.

148509396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264 (or 242 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 148509396 is about 12186.4431234056. The cubic root of 148509396 is about 529.5634188017.

The spelling of 148509396 in words is "one hundred forty-eight million, five hundred nine thousand, three hundred ninety-six".