1009229450 has 24 divisors (see below), whose sum is σ = 1879513632. Its totient is φ = 403187120.

The previous prime is 1009229447. The next prime is 1009229461. The reversal of 1009229450 is 549229001.

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, 29147 + ... + 53553.

It is an arithmetic number, because the mean of its divisors is an integer number (78313068).

Almost surely, 2^1009229450 is an apocalyptic number.

1009229450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1009229450 is a deficient number, since it is larger than the sum of its proper divisors (870284182).

1009229450 is a wasteful number, since it uses less digits than its factorization.

1009229450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25246 (or 25241 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 1009229450 is about 31768.3718500020. The cubic root of 1009229450 is about 1003.0670668173.

The spelling of 1009229450 in words is "one billion, nine million, two hundred twenty-nine thousand, four hundred fifty".