1009462394 has 16 divisors (see below), whose sum is σ = 1552075560. Its totient is φ = 492119040.

The previous prime is 1009462373. The next prime is 1009462409. The reversal of 1009462394 is 4932649001.

It can be written as a sum of positive squares in 4 ways, for example, as 538008025 + 471454369 = 23195^2 + 21713^2 .

It is a super-2 number, since 2×1009462394² = 2038028649800422472, which contains 22 as substring.

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, 193322 + ... + 198474.

Almost surely, 2^1009462394 is an apocalyptic number.

1009462394 is a deficient number, since it is larger than the sum of its proper divisors (542613166).

1009462394 is a wasteful number, since it uses less digits than its factorization.

1009462394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7585.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 1009462394 is about 31772.0379264535. The cubic root of 1009462394 is about 1003.1442347596.

The spelling of 1009462394 in words is "one billion, nine million, four hundred sixty-two thousand, three hundred ninety-four".