1098572472 has 48 divisors (see below), whose sum is σ = 2987693280. Its totient is φ = 364665600.

The previous prime is 1098572467. The next prime is 1098572473. The reversal of 1098572472 is 2742758901.

It is a happy number.

1098572472 is a `hidden beast` number, since 1 + 0 + 9 + 8 + 572 + 4 + 72 = 666.

It is a super-2 number, since 2×1098572472² = 2413722952472381568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1098572473) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14304 + ... + 49007.

It is an arithmetic number, because the mean of its divisors is an integer number (62243610).

Almost surely, 2^1098572472 is an apocalyptic number.

1098572472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1098572472 is an abundant number, since it is smaller than the sum of its proper divisors (1889120808).

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

1098572472 is a wasteful number, since it uses less digits than its factorization.

1098572472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63564 (or 63557 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The square root of 1098572472 is about 33144.7201225173. The cubic root of 1098572472 is about 1031.8333740356.

The spelling of 1098572472 in words is "one billion, ninety-eight million, five hundred seventy-two thousand, four hundred seventy-two".