163634148 has 48 divisors (see below), whose sum is σ = 425194560. Its totient is φ = 54421632.

The previous prime is 163634113. The next prime is 163634171. The reversal of 163634148 is 841436361.

It is a happy number.

163634148 is a `hidden beast` number, since 1 + 6 + 3 + 634 + 14 + 8 = 666.

163634148 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×163634148² = 53552268783371808, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55036 + ... + 57932.

It is an arithmetic number, because the mean of its divisors is an integer number (8858220).

Almost surely, 2^163634148 is an apocalyptic number.

163634148 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

163634148 is an abundant number, since it is smaller than the sum of its proper divisors (261560412).

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

163634148 is a wasteful number, since it uses less digits than its factorization.

163634148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3433 (or 3425 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 163634148 is about 12791.9563789125. The cubic root of 163634148 is about 546.9630389441.

The spelling of 163634148 in words is "one hundred sixty-three million, six hundred thirty-four thousand, one hundred forty-eight".