201690048 has 56 divisors (see below), whose sum is σ = 609876352. Its totient is φ = 57625344.

The previous prime is 201690037. The next prime is 201690103. The reversal of 201690048 is 840096102.

It is a tau number, because it is divible by the number of its divisors (56).

It is a junction number, because it is equal to n+sod(n) for n = 201689997 and 201690024.

It is a congruent number.

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, 73690 + ... + 76377.

Almost surely, 2^201690048 is an apocalyptic number.

201690048 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

201690048 is an abundant number, since it is smaller than the sum of its proper divisors (408186304).

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

201690048 is a wasteful number, since it uses less digits than its factorization.

201690048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150089 (or 150079 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 201690048 is about 14201.7621441848. The cubic root of 201690048 is about 586.4461728788.

The spelling of 201690048 in words is "two hundred one million, six hundred ninety thousand, forty-eight".