201694480 has 40 divisors (see below), whose sum is σ = 505014552. Its totient is φ = 74471424.

The previous prime is 201694469. The next prime is 201694499. The reversal of 201694480 is 84496102.

It can be written as a sum of positive squares in 4 ways, for example, as 11916304 + 189778176 = 3452^2 + 13776^2 .

It is a tau number, because it is divible by the number of its divisors (40).

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, 95929 + ... + 98008.

Almost surely, 2^201694480 is an apocalyptic number.

201694480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201694480 is an abundant number, since it is smaller than the sum of its proper divisors (303320072).

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

201694480 is a wasteful number, since it uses less digits than its factorization.

201694480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193963 (or 193957 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 201694480 is about 14201.9181803023. The cubic root of 201694480 is about 586.4504684311.

It can be divided in two parts, 20169 and 4480, that added together give a square (24649 = 157²).

The spelling of 201694480 in words is "two hundred one million, six hundred ninety-four thousand, four hundred eighty".