55435004 has 12 divisors (see below), whose sum is σ = 97515264. Its totient is φ = 27573504.

The previous prime is 55435001. The next prime is 55435013. The reversal of 55435004 is 40053455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55435001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35132 + ... + 36675.

It is an arithmetic number, because the mean of its divisors is an integer number (8126272).

Almost surely, 2^55435004 is an apocalyptic number.

It is an amenable number.

55435004 is a deficient number, since it is larger than the sum of its proper divisors (42080260).

55435004 is a wasteful number, since it uses less digits than its factorization.

55435004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72004 (or 72002 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 55435004 is about 7445.4686890753. The cubic root of 55435004 is about 381.2952201491.

Adding to 55435004 its reverse (40053455), we get a palindrome (95488459).

The spelling of 55435004 in words is "fifty-five million, four hundred thirty-five thousand, four".