3436400642 has 8 divisors (see below), whose sum is σ = 5274475536. Its totient is φ = 1678242132.

The previous prime is 3436400593. The next prime is 3436400647. The reversal of 3436400642 is 2460046343.

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

It is a junction number, because it is equal to n+sod(n) for n = 3436400599 and 3436400608.

It is not an unprimeable number, because it can be changed into a prime (3436400647) 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, 19978988 + ... + 19979159.

It is an arithmetic number, because the mean of its divisors is an integer number (659309442).

Almost surely, 2^3436400642 is an apocalyptic number.

3436400642 is a deficient number, since it is larger than the sum of its proper divisors (1838074894).

3436400642 is a wasteful number, since it uses less digits than its factorization.

3436400642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39958192.

The product of its (nonzero) digits is 41472, while the sum is 32.

The square root of 3436400642 is about 58620.8208915570. The cubic root of 3436400642 is about 1509.0417793801.

Adding to 3436400642 its reverse (2460046343), we get a palindrome (5896446985).

The spelling of 3436400642 in words is "three billion, four hundred thirty-six million, four hundred thousand, six hundred forty-two".