1486252257 has 16 divisors (see below), whose sum is σ = 2383964160. Its totient is φ = 804587472.

The previous prime is 1486252253. The next prime is 1486252259. The reversal of 1486252257 is 7522526841.

It is not a de Polignac number, because 1486252257 - 2² = 1486252253 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1486252253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1862073 + ... + 1862870.

It is an arithmetic number, because the mean of its divisors is an integer number (148997760).

Almost surely, 2^1486252257 is an apocalyptic number.

It is an amenable number.

1486252257 is a deficient number, since it is larger than the sum of its proper divisors (897711903).

1486252257 is a wasteful number, since it uses less digits than its factorization.

1486252257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3724972.

The product of its digits is 268800, while the sum is 42.

The square root of 1486252257 is about 38551.9423246093. The cubic root of 1486252257 is about 1141.2063399683.

The spelling of 1486252257 in words is "one billion, four hundred eighty-six million, two hundred fifty-two thousand, two hundred fifty-seven".