84906261 has 24 divisors (see below), whose sum is σ = 135416736. Its totient is φ = 50833440.

The previous prime is 84906259. The next prime is 84906293. The reversal of 84906261 is 16260948.

It is not a de Polignac number, because 84906261 - 2¹ = 84906259 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84906061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3051 + ... + 13383.

It is an arithmetic number, because the mean of its divisors is an integer number (5642364).

Almost surely, 2^84906261 is an apocalyptic number.

It is an amenable number.

84906261 is a deficient number, since it is larger than the sum of its proper divisors (50510475).

84906261 is a wasteful number, since it uses less digits than its factorization.

84906261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10433 (or 10430 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 84906261 is about 9214.4593438791. The cubic root of 84906261 is about 439.5212785809.

The spelling of 84906261 in words is "eighty-four million, nine hundred six thousand, two hundred sixty-one".