1064657474 has 4 divisors (see below), whose sum is σ = 1596986214. Its totient is φ = 532328736.

The previous prime is 1064657443. The next prime is 1064657501. The reversal of 1064657474 is 4747564601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4747564601 = 13 ⋅365197277.

It can be written as a sum of positive squares in only one way, i.e., 1046975449 + 17682025 = 32357^2 + 4205^2 .

It is a super-2 number, since 2×1064657474² = 2266991073888121352, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266164367 + ... + 266164370.

Almost surely, 2^1064657474 is an apocalyptic number.

1064657474 is a deficient number, since it is larger than the sum of its proper divisors (532328740).

1064657474 is an equidigital number, since it uses as much as digits as its factorization.

1064657474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532328739.

The product of its (nonzero) digits is 564480, while the sum is 44.

The square root of 1064657474 is about 32629.0893835547. The cubic root of 1064657474 is about 1021.1039802675.

The spelling of 1064657474 in words is "one billion, sixty-four million, six hundred fifty-seven thousand, four hundred seventy-four".