49051264 has 32 divisors (see below), whose sum is σ = 98360640. Its totient is φ = 24364800.

The previous prime is 49051253. The next prime is 49051279. The reversal of 49051264 is 46215094.

It is a tau number, because it is divible by the number of its divisors (32).

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, 19689 + ... + 22039.

It is an arithmetic number, because the mean of its divisors is an integer number (3073770).

It is a vampire number, since it can be written as 5216 ⋅ 9404 (with its own digits).

Almost surely, 2^49051264 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 49051264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49180320).

49051264 is an abundant number, since it is smaller than the sum of its proper divisors (49309376).

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

49051264 is a wasteful number, since it uses less digits than its factorization.

49051264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2528 (or 2516 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 49051264 is about 7003.6607570613. The cubic root of 49051264 is about 366.0581392108.

The spelling of 49051264 in words is "forty-nine million, fifty-one thousand, two hundred sixty-four".