49261312 has 36 divisors (see below), whose sum is σ = 98794696. Its totient is φ = 24514560.

The previous prime is 49261307. The next prime is 49261321. The reversal of 49261312 is 21316294.

49261312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×49261312² = 4853353719922688, which contains 22 as substring.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85987 + ... + 86557.

Almost surely, 2^49261312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49261312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49397348).

49261312 is an abundant number, since it is smaller than the sum of its proper divisors (49533384).

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

49261312 is an equidigital number, since it uses as much as digits as its factorization.

49261312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924 (or 910 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

The square root of 49261312 is about 7018.6403241654. The cubic root of 49261312 is about 366.5799082153.

The spelling of 49261312 in words is "forty-nine million, two hundred sixty-one thousand, three hundred twelve".