197048550 has 24 divisors (see below), whose sum is σ = 488680776. Its totient is φ = 52546240.

The previous prime is 197048549. The next prime is 197048573. The reversal of 197048550 is 55840791.

It is a junction number, because it is equal to n+sod(n) for n = 197048499 and 197048508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 656679 + ... + 656978.

It is an arithmetic number, because the mean of its divisors is an integer number (20361699).

Almost surely, 2^197048550 is an apocalyptic number.

197048550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

197048550 is an abundant number, since it is smaller than the sum of its proper divisors (291632226).

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

197048550 is a wasteful number, since it uses less digits than its factorization.

197048550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313672 (or 1313667 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 39.

The square root of 197048550 is about 14037.3982632110. The cubic root of 197048550 is about 581.9125823758.

The spelling of 197048550 in words is "one hundred ninety-seven million, forty-eight thousand, five hundred fifty".