416989994 has 8 divisors (see below), whose sum is σ = 625835808. Its totient is φ = 208378060.

The previous prime is 416989949. The next prime is 416989997. The reversal of 416989994 is 499989614.

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

It is a super-2 number, since 2×416989994² = 347761310192240072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (416989997) 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, 53942 + ... + 61185.

It is an arithmetic number, because the mean of its divisors is an integer number (78229476).

Almost surely, 2^416989994 is an apocalyptic number.

416989994 is a deficient number, since it is larger than the sum of its proper divisors (208845814).

416989994 is a wasteful number, since it uses less digits than its factorization.

416989994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116940.

The product of its digits is 5038848, while the sum is 59.

The square root of 416989994 is about 20420.3328572284. The cubic root of 416989994 is about 747.0939358951.

The spelling of 416989994 in words is "four hundred sixteen million, nine hundred eighty-nine thousand, nine hundred ninety-four".