49995738 has 64 divisors (see below), whose sum is σ = 120556800. Its totient is φ = 15266880.

The previous prime is 49995719. The next prime is 49995761. The reversal of 49995738 is 83759994.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160603 + ... + 160913.

It is an arithmetic number, because the mean of its divisors is an integer number (1883700).

Almost surely, 2^49995738 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49995738, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60278400).

49995738 is an abundant number, since it is smaller than the sum of its proper divisors (70561062).

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

49995738 is a wasteful number, since it uses less digits than its factorization.

49995738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564 (or 558 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The square root of 49995738 is about 7070.7664365329. The cubic root of 49995738 is about 368.3926820051.

The spelling of 49995738 in words is "forty-nine million, nine hundred ninety-five thousand, seven hundred thirty-eight".