1573485494 has 16 divisors (see below), whose sum is σ = 2839372800. Its totient is φ = 638858664.

The previous prime is 1573485491. The next prime is 1573485503. The reversal of 1573485494 is 4945843751.

It is a happy number.

It is a super-3 number, since 3×1573485494³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2957414 + ... + 2957945.

It is an arithmetic number, because the mean of its divisors is an integer number (177460800).

Almost surely, 2^1573485494 is an apocalyptic number.

1573485494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1573485494 is a deficient number, since it is larger than the sum of its proper divisors (1265887306).

1573485494 is a wasteful number, since it uses less digits than its factorization.

1573485494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5915387.

The product of its digits is 2419200, while the sum is 50.

The square root of 1573485494 is about 39667.1840946644. The cubic root of 1573485494 is about 1163.1103343649.

The spelling of 1573485494 in words is "one billion, five hundred seventy-three million, four hundred eighty-five thousand, four hundred ninety-four".