49143264 has 24 divisors (see below), whose sum is σ = 129001320. Its totient is φ = 16381056.

The previous prime is 49143251. The next prime is 49143307. The reversal of 49143264 is 46234194.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

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, 255859 + ... + 256050.

It is an arithmetic number, because the mean of its divisors is an integer number (5375055).

Almost surely, 2^49143264 is an apocalyptic number.

It is an amenable number.

49143264 is an abundant number, since it is smaller than the sum of its proper divisors (79858056).

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

49143264 is a wasteful number, since it uses less digits than its factorization.

49143264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511922 (or 511914 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

The square root of 49143264 is about 7010.2256739708. The cubic root of 49143264 is about 366.2868544570.

The spelling of 49143264 in words is "forty-nine million, one hundred forty-three thousand, two hundred sixty-four".