48961998 has 24 divisors (see below), whose sum is σ = 106234128. Its totient is φ = 16297632.

The previous prime is 48961987. The next prime is 48961999. The reversal of 48961998 is 89916984.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48961999) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15415 + ... + 18317.

It is an arithmetic number, because the mean of its divisors is an integer number (4426422).

Almost surely, 2^48961998 is an apocalyptic number.

48961998 is an abundant number, since it is smaller than the sum of its proper divisors (57272130).

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

48961998 is a wasteful number, since it uses less digits than its factorization.

48961998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3848 (or 3845 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 54.

The square root of 48961998 is about 6997.2850449299. The cubic root of 48961998 is about 365.8359472603.

The spelling of 48961998 in words is "forty-eight million, nine hundred sixty-one thousand, nine hundred ninety-eight".