33490193242 has 16 divisors (see below), whose sum is σ = 54828772992. Its totient is φ = 15215415520.

The previous prime is 33490193227. The next prime is 33490193251. The reversal of 33490193242 is 24239109433.

It is a happy number.

It is a super-2 number, since 2×33490193242² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33490193195 and 33490193204.

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, 323563 + ... + 414334.

It is an arithmetic number, because the mean of its divisors is an integer number (3426798312).

Almost surely, 2^33490193242 is an apocalyptic number.

33490193242 is a deficient number, since it is larger than the sum of its proper divisors (21338579750).

33490193242 is a wasteful number, since it uses less digits than its factorization.

33490193242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739973.

The product of its (nonzero) digits is 139968, while the sum is 40.

The spelling of 33490193242 in words is "thirty-three billion, four hundred ninety million, one hundred ninety-three thousand, two hundred forty-two".