201548434 has 16 divisors (see below), whose sum is σ = 316713600. Its totient is φ = 96065424.

The previous prime is 201548423. The next prime is 201548449. The reversal of 201548434 is 434845102.

It is a junction number, because it is equal to n+sod(n) for n = 201548396 and 201548405.

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, 17412 + ... + 26575.

It is an arithmetic number, because the mean of its divisors is an integer number (19794600).

Almost surely, 2^201548434 is an apocalyptic number.

201548434 is a deficient number, since it is larger than the sum of its proper divisors (115165166).

201548434 is a wasteful number, since it uses less digits than its factorization.

201548434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44097.

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 201548434 is about 14196.7754789600. The cubic root of 201548434 is about 586.3088856007.

The spelling of 201548434 in words is "two hundred one million, five hundred forty-eight thousand, four hundred thirty-four".