1653335442 has 64 divisors (see below), whose sum is σ = 4243881600. Its totient is φ = 471536640.

The previous prime is 1653335429. The next prime is 1653335461. The reversal of 1653335442 is 2445333561.

It is a junction number, because it is equal to n+sod(n) for n = 1653335397 and 1653335406.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71767 + ... + 91962.

It is an arithmetic number, because the mean of its divisors is an integer number (66310650).

Almost surely, 2^1653335442 is an apocalyptic number.

1653335442 is an abundant number, since it is smaller than the sum of its proper divisors (2590546158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1653335442 is a wasteful number, since it uses less digits than its factorization.

1653335442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163768 (or 163762 counting only the distinct ones).

The product of its digits is 129600, while the sum is 36.

The square root of 1653335442 is about 40661.2277483108. The cubic root of 1653335442 is about 1182.4614524367.

The spelling of 1653335442 in words is "one billion, six hundred fifty-three million, three hundred thirty-five thousand, four hundred forty-two".