148455450 has 192 divisors, whose sum is σ = 481219200. Its totient is φ = 33177600.

The previous prime is 148455443. The next prime is 148455467. The reversal of 148455450 is 54554841.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 192666 + ... + 193434.

It is an arithmetic number, because the mean of its divisors is an integer number (2506350).

Almost surely, 2^148455450 is an apocalyptic number.

148455450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 148455450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (240609600).

148455450 is an abundant number, since it is smaller than the sum of its proper divisors (332763750).

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

148455450 is a wasteful number, since it uses less digits than its factorization.

148455450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814 (or 803 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 36.

The square root of 148455450 is about 12184.2295611992. The cubic root of 148455450 is about 529.4992897775.

The spelling of 148455450 in words is "one hundred forty-eight million, four hundred fifty-five thousand, four hundred fifty".