1098937490 has 16 divisors (see below), whose sum is σ = 2260671552. Its totient is φ = 376778544.

The previous prime is 1098937459. The next prime is 1098937517. The reversal of 1098937490 is 947398901.

It is a Curzon number.

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, 7849484 + ... + 7849623.

It is an arithmetic number, because the mean of its divisors is an integer number (141291972).

Almost surely, 2^1098937490 is an apocalyptic number.

1098937490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1098937490 is an abundant number, since it is smaller than the sum of its proper divisors (1161734062).

1098937490 is a wasteful number, since it uses less digits than its factorization.

1098937490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15699121.

The product of its (nonzero) digits is 489888, while the sum is 50.

The square root of 1098937490 is about 33150.2260927433. The cubic root of 1098937490 is about 1031.9476423420.

The spelling of 1098937490 in words is "one billion, ninety-eight million, nine hundred thirty-seven thousand, four hundred ninety".