61402112 has 44 divisors (see below), whose sum is σ = 124883376. Its totient is φ = 30167040.

The previous prime is 61402093. The next prime is 61402123. The reversal of 61402112 is 21120416.

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, 61973 + ... + 62955.

Almost surely, 2^61402112 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 61402112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62441688).

61402112 is an abundant number, since it is smaller than the sum of its proper divisors (63481264).

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

61402112 is an equidigital number, since it uses as much as digits as its factorization.

61402112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064 (or 1046 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 61402112 is about 7835.9499743171. The cubic root of 61402112 is about 394.5128042395.

Adding to 61402112 its reverse (21120416), we get a palindrome (82522528).

The spelling of 61402112 in words is "sixty-one million, four hundred two thousand, one hundred twelve".