98061765 has 16 divisors (see below), whose sum is σ = 163721088. Its totient is φ = 50025536.

The previous prime is 98061757. The next prime is 98061767. The reversal of 98061765 is 56716089.

It is a cyclic number.

It is not a de Polignac number, because 98061765 - 2³ = 98061757 is a prime.

It is a super-2 number, since 2×98061765² = 19232219509830450, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98061767) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141774 + ... + 142463.

It is an arithmetic number, because the mean of its divisors is an integer number (10232568).

Almost surely, 2^98061765 is an apocalyptic number.

It is an amenable number.

98061765 is a deficient number, since it is larger than the sum of its proper divisors (65659323).

98061765 is a wasteful number, since it uses less digits than its factorization.

98061765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284268.

The product of its (nonzero) digits is 90720, while the sum is 42.

The square root of 98061765 is about 9902.6140488257. The cubic root of 98061765 is about 461.1404672310.

The spelling of 98061765 in words is "ninety-eight million, sixty-one thousand, seven hundred sixty-five".