545902000 has 80 divisors (see below), whose sum is σ = 1508599872. Its totient is φ = 187161600.

The previous prime is 545901953. The next prime is 545902009. The reversal of 545902000 is 209545.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (545902009) 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, 5497 + ... + 33496.

Almost surely, 2^545902000 is an apocalyptic number.

545902000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

545902000 is an abundant number, since it is smaller than the sum of its proper divisors (962697872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545902000 is a wasteful number, since it uses less digits than its factorization.

545902000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39023 (or 39007 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 545902000 is about 23364.5457905777. The cubic root of 545902000 is about 817.2812995328.

The spelling of 545902000 in words is "five hundred forty-five million, nine hundred two thousand".