2223378146 has 24 divisors (see below), whose sum is σ = 3743832960. Its totient is φ = 989118680.

The previous prime is 2223378121. The next prime is 2223378221. The reversal of 2223378146 is 6418733222.

2223378146 is nontrivially palindromic in base 13.

It is a super-2 number, since 2×2223378146² = 9886820760220794632, which contains 22 as substring.

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, 86366 + ... + 109113.

It is an arithmetic number, because the mean of its divisors is an integer number (155993040).

Almost surely, 2^2223378146 is an apocalyptic number.

2223378146 is a deficient number, since it is larger than the sum of its proper divisors (1520454814).

2223378146 is a wasteful number, since it uses less digits than its factorization.

2223378146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195550 (or 195539 counting only the distinct ones).

The product of its digits is 96768, while the sum is 38.

The square root of 2223378146 is about 47152.7109082818. The cubic root of 2223378146 is about 1305.1821055990.

The spelling of 2223378146 in words is "two billion, two hundred twenty-three million, three hundred seventy-eight thousand, one hundred forty-six".