148494546 has 20 divisors (see below), whose sum is σ = 332738142. Its totient is φ = 49498128.

The previous prime is 148494539. The next prime is 148494551. The reversal of 148494546 is 645494841.

148494546 is a `hidden beast` number, since 14 + 8 + 4 + 94 + 546 = 666.

148494546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 78588225 + 69906321 = 8865^2 + 8361^2 .

It is a super-2 number, since 2×148494546² = 44101260383492232, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 458155 + ... + 458478.

Almost surely, 2^148494546 is an apocalyptic number.

148494546 is an abundant number, since it is smaller than the sum of its proper divisors (184243596).

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

148494546 is an equidigital number, since it uses as much as digits as its factorization.

148494546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916647 (or 916638 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 148494546 is about 12185.8338245686. The cubic root of 148494546 is about 529.5457672162.

The spelling of 148494546 in words is "one hundred forty-eight million, four hundred ninety-four thousand, five hundred forty-six".