3643100042 has 16 divisors (see below), whose sum is σ = 5707132992. Its totient is φ = 1740858240.

The previous prime is 3643100003. The next prime is 3643100077. The reversal of 3643100042 is 2400013463.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 3643099990 and 3643100017.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21242 + ... + 87962.

It is an arithmetic number, because the mean of its divisors is an integer number (356695812).

Almost surely, 2^3643100042 is an apocalyptic number.

3643100042 is a deficient number, since it is larger than the sum of its proper divisors (2064032950).

3643100042 is a wasteful number, since it uses less digits than its factorization.

3643100042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67933.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 3643100042 is about 60358.0983961556. The cubic root of 3643100042 is about 1538.7109078002.

The spelling of 3643100042 in words is "three billion, six hundred forty-three million, one hundred thousand, forty-two".