61123416 has 64 divisors (see below), whose sum is σ = 161157600. Its totient is φ = 19289088.

The previous prime is 61123379. The next prime is 61123427. The reversal of 61123416 is 61432116.

61123416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 36060 + ... + 37716.

Almost surely, 2^61123416 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 61123416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80578800).

61123416 is an abundant number, since it is smaller than the sum of its proper divisors (100034184).

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

61123416 is a wasteful number, since it uses less digits than its factorization.

61123416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1748 (or 1744 counting only the distinct ones).

The product of its digits is 864, while the sum is 24.

The square root of 61123416 is about 7818.1465834301. The cubic root of 61123416 is about 393.9150185618.

The spelling of 61123416 in words is "sixty-one million, one hundred twenty-three thousand, four hundred sixteen".