406018148 has 12 divisors (see below), whose sum is σ = 725649792. Its totient is φ = 198689640.

The previous prime is 406018141. The next prime is 406018159. The reversal of 406018148 is 841810604.

It is not an unprimeable number, because it can be changed into a prime (406018141) 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, 1079648 + ... + 1080023.

It is an arithmetic number, because the mean of its divisors is an integer number (60470816).

Almost surely, 2^406018148 is an apocalyptic number.

It is an amenable number.

406018148 is a deficient number, since it is larger than the sum of its proper divisors (319631644).

406018148 is a wasteful number, since it uses less digits than its factorization.

406018148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2159722 (or 2159720 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 406018148 is about 20149.8920096362. The cubic root of 406018148 is about 740.4830958000.

The spelling of 406018148 in words is "four hundred six million, eighteen thousand, one hundred forty-eight".