1344863670 has 32 divisors (see below), whose sum is σ = 3271892832. Its totient is φ = 353716992.

The previous prime is 1344863629. The next prime is 1344863747. The reversal of 1344863670 is 763684431.

It is a happy number.

1344863670 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 304857 + ... + 309236.

It is an arithmetic number, because the mean of its divisors is an integer number (102246651).

Almost surely, 2^1344863670 is an apocalyptic number.

1344863670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1344863670 is an abundant number, since it is smaller than the sum of its proper divisors (1927029162).

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

1344863670 is a wasteful number, since it uses less digits than its factorization.

1344863670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614176.

The product of its (nonzero) digits is 290304, while the sum is 42.

The square root of 1344863670 is about 36672.3829332101. The cubic root of 1344863670 is about 1103.8060088283.

The spelling of 1344863670 in words is "one billion, three hundred forty-four million, eight hundred sixty-three thousand, six hundred seventy".