61000698 has 48 divisors (see below), whose sum is σ = 136055808. Its totient is φ = 18216000.

The previous prime is 61000571. The next prime is 61000727. The reversal of 61000698 is 89600016.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52423 + ... + 53573.

It is an arithmetic number, because the mean of its divisors is an integer number (2834496).

Almost surely, 2^61000698 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61000698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68027904).

61000698 is an abundant number, since it is smaller than the sum of its proper divisors (75055110).

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

61000698 is a wasteful number, since it uses less digits than its factorization.

61000698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251 (or 1240 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 61000698 is about 7810.2943606499. The cubic root of 61000698 is about 393.6512197663.

The spelling of 61000698 in words is "sixty-one million, six hundred ninety-eight", and thus it is an aban number.