48969972 has 18 divisors (see below), whose sum is σ = 123785298. Its totient is φ = 16323312.

The previous prime is 48969961. The next prime is 48969983. The reversal of 48969972 is 27996984.

48969972 is a `hidden beast` number, since 489 + 6 + 99 + 72 = 666.

It is an interprime number because it is at equal distance from previous prime (48969961) and next prime (48969983).

It can be written as a sum of positive squares in only one way, i.e., 47941776 + 1028196 = 6924^2 + 1014^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 680103 + ... + 680174.

It is an arithmetic number, because the mean of its divisors is an integer number (6876961).

Almost surely, 2^48969972 is an apocalyptic number.

It is an amenable number.

48969972 is an abundant number, since it is smaller than the sum of its proper divisors (74815326).

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

48969972 is a wasteful number, since it uses less digits than its factorization.

48969972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360287 (or 1360282 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 54.

The square root of 48969972 is about 6997.8548141555. The cubic root of 48969972 is about 365.8558063184.

The spelling of 48969972 in words is "forty-eight million, nine hundred sixty-nine thousand, nine hundred seventy-two".