99498540 has 24 divisors (see below), whose sum is σ = 278596080. Its totient is φ = 26532928.

The previous prime is 99498493. The next prime is 99498583. The reversal of 99498540 is 4589499.

It is a self number, because there is not a number n which added to its sum of digits gives 99498540.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 829095 + ... + 829214.

It is an arithmetic number, because the mean of its divisors is an integer number (11608170).

Almost surely, 2^99498540 is an apocalyptic number.

It is an amenable number.

99498540 is an abundant number, since it is smaller than the sum of its proper divisors (179097540).

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

99498540 is a wasteful number, since it uses less digits than its factorization.

99498540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658321 (or 1658319 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 48.

The square root of 99498540 is about 9974.8954881743. The cubic root of 99498540 is about 463.3817258198.

The spelling of 99498540 in words is "ninety-nine million, four hundred ninety-eight thousand, five hundred forty".