416690604 has 162 divisors, whose sum is σ = 1233586172. Its totient is φ = 118483200.

The previous prime is 416690591. The next prime is 416690639. The reversal of 416690604 is 406096614.

416690604 is a `hidden beast` number, since 41 + 6 + 6 + 9 + 0 + 604 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 1258719 + ... + 1259049.

Almost surely, 2^416690604 is an apocalyptic number.

416690604 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 416690604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (616793086).

416690604 is an abundant number, since it is smaller than the sum of its proper divisors (816895568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

416690604 is a wasteful number, since it uses less digits than its factorization.

416690604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397 (or 364 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 416690604 is about 20413.0008572968. Note that the first 3 decimals coincide. The cubic root of 416690604 is about 746.9150938695.

The spelling of 416690604 in words is "four hundred sixteen million, six hundred ninety thousand, six hundred four".