49125516 has 72 divisors (see below), whose sum is σ = 131561472. Its totient is φ = 14229600.

The previous prime is 49125511. The next prime is 49125521. The reversal of 49125516 is 61552194.

49125516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (49125511) and next prime (49125521).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (49125511) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 32661 + ... + 34131.

Almost surely, 2^49125516 is an apocalyptic number.

49125516 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49125516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65780736).

49125516 is an abundant number, since it is smaller than the sum of its proper divisors (82435956).

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

49125516 is a wasteful number, since it uses less digits than its factorization.

49125516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523 (or 1510 counting only the distinct ones).

The product of its digits is 10800, while the sum is 33.

The square root of 49125516 is about 7008.9596945624. The cubic root of 49125516 is about 366.2427545383.

The spelling of 49125516 in words is "forty-nine million, one hundred twenty-five thousand, five hundred sixteen".