148920552 has 128 divisors (see below), whose sum is σ = 454896000. Its totient is φ = 44766720.

The previous prime is 148920547. The next prime is 148920647. The reversal of 148920552 is 255029841.

148920552 is a `hidden beast` number, since 1 + 4 + 89 + 20 + 552 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 553474 + ... + 553742.

It is an arithmetic number, because the mean of its divisors is an integer number (3553875).

Almost surely, 2^148920552 is an apocalyptic number.

148920552 is a gapful number since it is divisible by the number (12) 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 148920552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (227448000).

148920552 is an abundant number, since it is smaller than the sum of its proper divisors (305975448).

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

148920552 is a wasteful number, since it uses less digits than its factorization.

148920552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528 (or 518 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 148920552 is about 12203.3008649299. The cubic root of 148920552 is about 530.0516764612.

The spelling of 148920552 in words is "one hundred forty-eight million, nine hundred twenty thousand, five hundred fifty-two".