1572212098 has 4 divisors (see below), whose sum is σ = 2358318150. Its totient is φ = 786106048.

The previous prime is 1572212093. The next prime is 1572212153. The reversal of 1572212098 is 8902122751.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1383616809 + 188595289 = 37197^2 + 13733^2 .

It is not an unprimeable number, because it can be changed into a prime (1572212093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 393053023 + ... + 393053026.

Almost surely, 2^1572212098 is an apocalyptic number.

1572212098 is a deficient number, since it is larger than the sum of its proper divisors (786106052).

1572212098 is an equidigital number, since it uses as much as digits as its factorization.

1572212098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786106051.

The product of its (nonzero) digits is 20160, while the sum is 37.

The square root of 1572212098 is about 39651.1298451885. The cubic root of 1572212098 is about 1162.7964876477.

The spelling of 1572212098 in words is "one billion, five hundred seventy-two million, two hundred twelve thousand, ninety-eight".