1424685025 has 9 divisors (see below), whose sum is σ = 1766843481. Its totient is φ = 1139597040.

The previous prime is 1424685019. The next prime is 1424685043. The reversal of 1424685025 is 5205864241.

The square root of 1424685025 is 37745.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 71622369 + 1353062656 = 8463^2 + 36784^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1424685025 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 184951 + ... + 192499.

Almost surely, 2^1424685025 is an apocalyptic number.

1424685025 is the 37745-th square number.

1424685025 is the 18873-rd centered octagonal number.

It is an amenable number.

1424685025 is a deficient number, since it is larger than the sum of its proper divisors (342158456).

1424685025 is an frugal number, since it uses more digits than its factorization.

1424685025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15108 (or 7554 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 37.

The cubic root of 1424685025 is about 1125.2256403372.

The spelling of 1424685025 in words is "one billion, four hundred twenty-four million, six hundred eighty-five thousand, twenty-five".