994129546 has 8 divisors (see below), whose sum is σ = 1491525504. Its totient is φ = 496954380.

The previous prime is 994129481. The next prime is 994129547. The reversal of 994129546 is 645921499.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×994129546² = 1976587108460332232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 994129546.

It is not an unprimeable number, because it can be changed into a prime (994129547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43440 + ... + 62251.

It is an arithmetic number, because the mean of its divisors is an integer number (186440688).

Almost surely, 2^994129546 is an apocalyptic number.

994129546 is a deficient number, since it is larger than the sum of its proper divisors (497395958).

994129546 is a wasteful number, since it uses less digits than its factorization.

994129546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110396.

The product of its digits is 699840, while the sum is 49.

The square root of 994129546 is about 31529.8199487406. The cubic root of 994129546 is about 998.0393403260.

The spelling of 994129546 in words is "nine hundred ninety-four million, one hundred twenty-nine thousand, five hundred forty-six".