1352399794 has 8 divisors (see below), whose sum is σ = 2075776560. Its totient is φ = 660474276.

The previous prime is 1352399791. The next prime is 1352399843. The reversal of 1352399794 is 4979932531.

It is a happy number.

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

It is a super-2 number, since 2×1352399794² = 3657970405622484872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1352399791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7862704 + ... + 7862875.

It is an arithmetic number, because the mean of its divisors is an integer number (259472070).

Almost surely, 2^1352399794 is an apocalyptic number.

1352399794 is a deficient number, since it is larger than the sum of its proper divisors (723376766).

1352399794 is a wasteful number, since it uses less digits than its factorization.

1352399794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15725624.

The product of its digits is 1837080, while the sum is 52.

The square root of 1352399794 is about 36774.9887015618. The cubic root of 1352399794 is about 1105.8639446470.

The spelling of 1352399794 in words is "one billion, three hundred fifty-two million, three hundred ninety-nine thousand, seven hundred ninety-four".