235025661 has 32 divisors (see below), whose sum is σ = 353525760. Its totient is φ = 137801664.

The previous prime is 235025647. The next prime is 235025717. The reversal of 235025661 is 166520532.

235025661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 235025661 - 2⁷ = 235025533 is a prime.

It is a super-2 number, since 2×235025661² = 110474122656973842, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235025641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 429390 + ... + 429936.

It is an arithmetic number, because the mean of its divisors is an integer number (11047680).

Almost surely, 2^235025661 is an apocalyptic number.

It is an amenable number.

235025661 is a deficient number, since it is larger than the sum of its proper divisors (118500099).

235025661 is a wasteful number, since it uses less digits than its factorization.

235025661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 235025661 is about 15330.5466634429. The cubic root of 235025661 is about 617.1230400459.

The spelling of 235025661 in words is "two hundred thirty-five million, twenty-five thousand, six hundred sixty-one".