1573485490 has 32 divisors (see below), whose sum is σ = 3015505584. Its totient is φ = 589086720.

The previous prime is 1573485467. The next prime is 1573485491. The reversal of 1573485490 is 945843751.

It can be written as a sum of positive squares in 8 ways, for example, as 773896761 + 799588729 = 27819^2 + 28277^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1573485490.

It is not an unprimeable number, because it can be changed into a prime (1573485491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5202 + ... + 56338.

Almost surely, 2^1573485490 is an apocalyptic number.

1573485490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1573485490 is a deficient number, since it is larger than the sum of its proper divisors (1442020094).

1573485490 is a wasteful number, since it uses less digits than its factorization.

1573485490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51342.

The product of its (nonzero) digits is 604800, while the sum is 46.

The square root of 1573485490 is about 39667.1840442449. The cubic root of 1573485490 is about 1163.1103333793.

The spelling of 1573485490 in words is "one billion, five hundred seventy-three million, four hundred eighty-five thousand, four hundred ninety".