1348829638 has 8 divisors (see below), whose sum is σ = 2178878688. Its totient is φ = 622536744.

The previous prime is 1348829609. The next prime is 1348829653. The reversal of 1348829638 is 8369288431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1348829638² = 3638682784694422088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25939006 + ... + 25939057.

It is an arithmetic number, because the mean of its divisors is an integer number (272359836).

Almost surely, 2^1348829638 is an apocalyptic number.

1348829638 is a deficient number, since it is larger than the sum of its proper divisors (830049050).

1348829638 is a wasteful number, since it uses less digits than its factorization.

1348829638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51878078.

The product of its digits is 1990656, while the sum is 52.

The square root of 1348829638 is about 36726.4160788934. The cubic root of 1348829638 is about 1104.8899757368.

The spelling of 1348829638 in words is "one billion, three hundred forty-eight million, eight hundred twenty-nine thousand, six hundred thirty-eight".