98634723 has 24 divisors (see below), whose sum is σ = 145529664. Its totient is φ = 59376240.

The previous prime is 98634721. The next prime is 98634727. The reversal of 98634723 is 32743689.

It is not a de Polignac number, because 98634723 - 2¹ = 98634721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (98634721) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58336 + ... + 60002.

It is an arithmetic number, because the mean of its divisors is an integer number (6063736).

Almost surely, 2^98634723 is an apocalyptic number.

98634723 is a deficient number, since it is larger than the sum of its proper divisors (46894941).

98634723 is a wasteful number, since it uses less digits than its factorization.

98634723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1855 (or 1844 counting only the distinct ones).

The product of its digits is 217728, while the sum is 42.

The square root of 98634723 is about 9931.5015481044. The cubic root of 98634723 is about 462.0368451340.

The spelling of 98634723 in words is "ninety-eight million, six hundred thirty-four thousand, seven hundred twenty-three".