722000148 has 24 divisors (see below), whose sum is σ = 1712286240. Its totient is φ = 236721120.

The previous prime is 722000093. The next prime is 722000159. The reversal of 722000148 is 841000227.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 492438 + ... + 493901.

It is an arithmetic number, because the mean of its divisors is an integer number (71345260).

Almost surely, 2^722000148 is an apocalyptic number.

It is an amenable number.

722000148 is an abundant number, since it is smaller than the sum of its proper divisors (990286092).

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

722000148 is a wasteful number, since it uses less digits than its factorization.

722000148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986407 (or 986405 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 722000148 is about 26870.0604390835. The cubic root of 722000148 is about 897.1101331449.

The spelling of 722000148 in words is "seven hundred twenty-two million, one hundred forty-eight", and thus it is an aban number.