148279330 has 8 divisors (see below), whose sum is σ = 266902812. Its totient is φ = 59311728.

The previous prime is 148279289. The next prime is 148279337. The reversal of 148279330 is 33972841.

It is a Cunningham number, because it is equal to 12177²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 148279329 + 1 = 12177^2 + 1^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 148279330.

It is not an unprimeable number, because it can be changed into a prime (148279337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7413957 + ... + 7413976.

Almost surely, 2^148279330 is an apocalyptic number.

148279330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

148279330 is a deficient number, since it is larger than the sum of its proper divisors (118623482).

148279330 is a wasteful number, since it uses less digits than its factorization.

148279330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14827940.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 148279330 is about 12177.0000410610. Note that the first 4 decimals coincide. The cubic root of 148279330 is about 529.2898165717.

The spelling of 148279330 in words is "one hundred forty-eight million, two hundred seventy-nine thousand, three hundred thirty".