49513533 has 8 divisors (see below), whose sum is σ = 66672096. Its totient is φ = 32682000.

The previous prime is 49513531. The next prime is 49513559. The reversal of 49513533 is 33531594.

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

It is not a de Polignac number, because 49513533 - 2¹ = 49513531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49513494 and 49513503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49513531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81403 + ... + 82008.

It is an arithmetic number, because the mean of its divisors is an integer number (8334012).

Almost surely, 2^49513533 is an apocalyptic number.

It is an amenable number.

49513533 is a deficient number, since it is larger than the sum of its proper divisors (17158563).

49513533 is a wasteful number, since it uses less digits than its factorization.

49513533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163515.

The product of its digits is 24300, while the sum is 33.

The square root of 49513533 is about 7036.5853224416. The cubic root of 49513533 is about 367.2044808311.

It can be divided in two parts, 495 and 13533, that added together give a triangular number (14028 = T₁₆₇).

The spelling of 49513533 in words is "forty-nine million, five hundred thirteen thousand, five hundred thirty-three".