148194620 has 144 divisors (see below), whose sum is σ = 383537952. Its totient is φ = 47900160.

The previous prime is 148194617. The next prime is 148194643. The reversal of 148194620 is 26491841.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 2211827 + ... + 2211893.

It is an arithmetic number, because the mean of its divisors is an integer number (2663458).

Almost surely, 2^148194620 is an apocalyptic number.

148194620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 148194620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191768976).

148194620 is an abundant number, since it is smaller than the sum of its proper divisors (235343332).

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

148194620 is a wasteful number, since it uses less digits than its factorization.

148194620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 148194620 is about 12173.5212654351. The cubic root of 148194620 is about 529.1890053052.

The spelling of 148194620 in words is "one hundred forty-eight million, one hundred ninety-four thousand, six hundred twenty".