1497245628 has 72 divisors (see below), whose sum is σ = 3677016448. Its totient is φ = 474126048.

The previous prime is 1497245623. The next prime is 1497245647. The reversal of 1497245628 is 8265427941.

It is a super-2 number, since 2×1497245628² = 4483488941130228768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1497245621) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1034001 + ... + 1035447.

Almost surely, 2^1497245628 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1497245628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1838508224).

1497245628 is an abundant number, since it is smaller than the sum of its proper divisors (2179770820).

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

1497245628 is a wasteful number, since it uses less digits than its factorization.

1497245628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1663 (or 1638 counting only the distinct ones).

The product of its digits is 967680, while the sum is 48.

The square root of 1497245628 is about 38694.2583337632. The cubic root of 1497245628 is about 1144.0131535075.

The spelling of 1497245628 in words is "one billion, four hundred ninety-seven million, two hundred forty-five thousand, six hundred twenty-eight".