604999955 has 16 divisors (see below), whose sum is σ = 830317824. Its totient is φ = 414555360.

The previous prime is 604999951. The next prime is 604999973. The reversal of 604999955 is 559999406.

It is not a de Polignac number, because 604999955 - 2² = 604999951 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 604999955.

It is not an unprimeable number, because it can be changed into a prime (604999951) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49484 + ... + 60486.

It is an arithmetic number, because the mean of its divisors is an integer number (51894864).

Almost surely, 2^604999955 is an apocalyptic number.

604999955 is a deficient number, since it is larger than the sum of its proper divisors (225317869).

604999955 is a wasteful number, since it uses less digits than its factorization.

604999955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12586.

The product of its (nonzero) digits is 3936600, while the sum is 56.

The square root of 604999955 is about 24596.7468377426. The cubic root of 604999955 is about 845.7690348420.

The spelling of 604999955 in words is "six hundred four million, nine hundred ninety-nine thousand, nine hundred fifty-five".