48549399 has 12 divisors (see below), whose sum is σ = 68765544. Its totient is φ = 30461824.

The previous prime is 48549383. The next prime is 48549401. The reversal of 48549399 is 99394584.

It is not a de Polignac number, because 48549399 - 2⁴ = 48549383 is a prime.

It is a super-2 number, since 2×48549399² = 4714088286522402, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48549349) 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, 27132 + ... + 28865.

It is an arithmetic number, because the mean of its divisors is an integer number (5730462).

Almost surely, 2^48549399 is an apocalyptic number.

48549399 is a deficient number, since it is larger than the sum of its proper divisors (20216145).

48549399 is a wasteful number, since it uses less digits than its factorization.

48549399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56034 (or 56017 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 51.

The square root of 48549399 is about 6967.7398774639. The cubic root of 48549399 is about 364.8054232828.

The spelling of 48549399 in words is "forty-eight million, five hundred forty-nine thousand, three hundred ninety-nine".