148226472 has 24 divisors (see below), whose sum is σ = 401446890. Its totient is φ = 49408800.

The previous prime is 148226459. The next prime is 148226479. The reversal of 148226472 is 274622841.

148226472 is a `hidden beast` number, since 1 + 4 + 8 + 2 + 2 + 647 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 128459556 + 19766916 = 11334^2 + 4446^2 .

It is a tau number, because it is divible by the number of its divisors (24).

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

It is not an unprimeable number, because it can be changed into a prime (148226479) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1029279 + ... + 1029422.

Almost surely, 2^148226472 is an apocalyptic number.

148226472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

148226472 is an abundant number, since it is smaller than the sum of its proper divisors (253220418).

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

148226472 is a wasteful number, since it uses less digits than its factorization.

148226472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2058713 (or 2058706 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 148226472 is about 12174.8294443906. The cubic root of 148226472 is about 529.2269160848.

The spelling of 148226472 in words is "one hundred forty-eight million, two hundred twenty-six thousand, four hundred seventy-two".