1264612434 has 32 divisors (see below), whose sum is σ = 2569843584. Its totient is φ = 414794880.

The previous prime is 1264612421. The next prime is 1264612451. The reversal of 1264612434 is 4342164621.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1264612395 and 1264612404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198787 + ... + 205049.

It is an arithmetic number, because the mean of its divisors is an integer number (80307612).

Almost surely, 2^1264612434 is an apocalyptic number.

1264612434 is an abundant number, since it is smaller than the sum of its proper divisors (1305231150).

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

1264612434 is a wasteful number, since it uses less digits than its factorization.

1264612434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6802.

The product of its digits is 27648, while the sum is 33.

The square root of 1264612434 is about 35561.3896522619. The cubic root of 1264612434 is about 1081.3986320496.

The spelling of 1264612434 in words is "one billion, two hundred sixty-four million, six hundred twelve thousand, four hundred thirty-four".