2219792450 has 24 divisors (see below), whose sum is σ = 4150448640. Its totient is φ = 883264400.

The previous prime is 2219792447. The next prime is 2219792461. The reversal of 2219792450 is 542979122.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2219792398 and 2219792407.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106670 + ... + 125769.

It is an arithmetic number, because the mean of its divisors is an integer number (172935360).

Almost surely, 2^2219792450 is an apocalyptic number.

2219792450 is a deficient number, since it is larger than the sum of its proper divisors (1930656190).

2219792450 is a wasteful number, since it uses less digits than its factorization.

2219792450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232642 (or 232637 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 41.

The square root of 2219792450 is about 47114.6734043652. The cubic root of 2219792450 is about 1304.4800951076.

The spelling of 2219792450 in words is "two billion, two hundred nineteen million, seven hundred ninety-two thousand, four hundred fifty".