148747146 has 8 divisors (see below), whose sum is σ = 297494304. Its totient is φ = 49582380.

The previous prime is 148747121. The next prime is 148747153. The reversal of 148747146 is 641747841.

It is a sphenic number, since it is the product of 3 distinct primes.

148747146 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 148747098 and 148747107.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12395590 + ... + 12395601.

It is an arithmetic number, because the mean of its divisors is an integer number (37186788).

Almost surely, 2^148747146 is an apocalyptic number.

148747146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

148747146 is a wasteful number, since it uses less digits than its factorization.

148747146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24791196.

The product of its digits is 150528, while the sum is 42.

The square root of 148747146 is about 12196.1939144964. The cubic root of 148747146 is about 529.8458623802.

The spelling of 148747146 in words is "one hundred forty-eight million, seven hundred forty-seven thousand, one hundred forty-six".