224779148 has 48 divisors (see below), whose sum is σ = 441606816. Its totient is φ = 99240960.

The previous prime is 224779147. The next prime is 224779153. The reversal of 224779148 is 841977422.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 224779099 and 224779108.

It is not an unprimeable number, because it can be changed into a prime (224779141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 263090 + ... + 263942.

It is an arithmetic number, because the mean of its divisors is an integer number (9200142).

Almost surely, 2^224779148 is an apocalyptic number.

It is an amenable number.

224779148 is a deficient number, since it is larger than the sum of its proper divisors (216827668).

224779148 is a wasteful number, since it uses less digits than its factorization.

224779148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034 (or 1032 counting only the distinct ones).

The product of its digits is 225792, while the sum is 44.

The square root of 224779148 is about 14992.6364592756. The cubic root of 224779148 is about 608.0211319698.

The spelling of 224779148 in words is "two hundred twenty-four million, seven hundred seventy-nine thousand, one hundred forty-eight".