49138834 has 8 divisors (see below), whose sum is σ = 73738368. Its totient is φ = 24559380.

The previous prime is 49138819. The next prime is 49138853. The reversal of 49138834 is 43883194.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 12.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5559 + ... + 11365.

It is an arithmetic number, because the mean of its divisors is an integer number (9217296).

Almost surely, 2^49138834 is an apocalyptic number.

49138834 is a deficient number, since it is larger than the sum of its proper divisors (24599534).

49138834 is a wasteful number, since it uses less digits than its factorization.

49138834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10040.

The product of its digits is 82944, while the sum is 40.

The square root of 49138834 is about 7009.9096998464. The cubic root of 49138834 is about 366.2758478653.

The spelling of 49138834 in words is "forty-nine million, one hundred thirty-eight thousand, eight hundred thirty-four".