1492543098 has 40 divisors (see below), whose sum is σ = 3374039988. Its totient is φ = 493105536.

The previous prime is 1492543097. The next prime is 1492543099. The reversal of 1492543098 is 8903452941.

1492543098 is a `hidden beast` number, since 14 + 9 + 2 + 543 + 0 + 98 = 666.

It is an interprime number because it is at equal distance from previous prime (1492543097) and next prime (1492543099).

It can be written as a sum of positive squares in 2 ways, for example, as 1485871209 + 6671889 = 38547^2 + 2583^2 .

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (1492543097) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 22461 + ... + 59072.

Almost surely, 2^1492543098 is an apocalyptic number.

1492543098 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1492543098 is an abundant number, since it is smaller than the sum of its proper divisors (1881496890).

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

1492543098 is a wasteful number, since it uses less digits than its factorization.

1492543098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81660 (or 81651 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 1492543098 is about 38633.4453291445. The cubic root of 1492543098 is about 1142.8141967597.

The spelling of 1492543098 in words is "one billion, four hundred ninety-two million, five hundred forty-three thousand, ninety-eight".