148251546 has 40 divisors (see below), whose sum is σ = 332972640. Its totient is φ = 49301352.

The previous prime is 148251541. The next prime is 148251553. The reversal of 148251546 is 645152841.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 148251546.

It is not an unprimeable number, because it can be changed into a prime (148251541) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 94315 + ... + 95873.

It is an arithmetic number, because the mean of its divisors is an integer number (8324316).

Almost surely, 2^148251546 is an apocalyptic number.

148251546 is an abundant number, since it is smaller than the sum of its proper divisors (184721094).

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

148251546 is a wasteful number, since it uses less digits than its factorization.

148251546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2160 (or 2151 counting only the distinct ones).

The product of its digits is 38400, while the sum is 36.

The square root of 148251546 is about 12175.8591483312. The cubic root of 148251546 is about 529.2567557559.

The spelling of 148251546 in words is "one hundred forty-eight million, two hundred fifty-one thousand, five hundred forty-six".