1031725464 has 256 divisors, whose sum is σ = 3361996800. Its totient is φ = 256089600.

The previous prime is 1031725423. The next prime is 1031725511. The reversal of 1031725464 is 4645271301.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5401609 + ... + 5401799.

It is an arithmetic number, because the mean of its divisors is an integer number (13132800).

Almost surely, 2^1031725464 is an apocalyptic number.

1031725464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1031725464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1680998400).

1031725464 is an abundant number, since it is smaller than the sum of its proper divisors (2330271336).

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

1031725464 is a wasteful number, since it uses less digits than its factorization.

1031725464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334 (or 330 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 1031725464 is about 32120.4835580039. The cubic root of 1031725464 is about 1010.4652511289.

Adding to 1031725464 its reverse (4645271301), we get a palindrome (5676996765).

The spelling of 1031725464 in words is "one billion, thirty-one million, seven hundred twenty-five thousand, four hundred sixty-four".