998467730 has 32 divisors (see below), whose sum is σ = 1939025088. Its totient is φ = 367992000.

The previous prime is 998467669. The next prime is 998467733. The reversal of 998467730 is 37764899.

It is not an unprimeable number, because it can be changed into a prime (998467733) 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, 67505 + ... + 80955.

It is an arithmetic number, because the mean of its divisors is an integer number (60594534).

Almost surely, 2^998467730 is an apocalyptic number.

998467730 is a deficient number, since it is larger than the sum of its proper divisors (940557358).

998467730 is a wasteful number, since it uses less digits than its factorization.

998467730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14042.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The square root of 998467730 is about 31598.5399979176. The cubic root of 998467730 is about 999.4889822387.

The spelling of 998467730 in words is "nine hundred ninety-eight million, four hundred sixty-seven thousand, seven hundred thirty".