84729001 has 32 divisors (see below), whose sum is σ = 104186880. Its totient is φ = 67392000.

The previous prime is 84728993. The next prime is 84729013. The reversal of 84729001 is 10092748.

It is a cyclic number.

It is not a de Polignac number, because 84729001 - 2³ = 84728993 is a prime.

It is a super-2 number, since 2×84729001² = 14358007220916002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (84729041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 838851 + ... + 838951.

It is an arithmetic number, because the mean of its divisors is an integer number (3255840).

Almost surely, 2^84729001 is an apocalyptic number.

It is an amenable number.

84729001 is a deficient number, since it is larger than the sum of its proper divisors (19457879).

84729001 is a wasteful number, since it uses less digits than its factorization.

84729001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 84729001 is about 9204.8357399793. The cubic root of 84729001 is about 439.2152005543.

The spelling of 84729001 in words is "eighty-four million, seven hundred twenty-nine thousand, one".