545491262 has 4 divisors (see below), whose sum is σ = 818236896. Its totient is φ = 272745630.

The previous prime is 545491241. The next prime is 545491327. The reversal of 545491262 is 262194545.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136372814 + ... + 136372817.

It is an arithmetic number, because the mean of its divisors is an integer number (204559224).

Almost surely, 2^545491262 is an apocalyptic number.

545491262 is a deficient number, since it is larger than the sum of its proper divisors (272745634).

545491262 is a wasteful number, since it uses less digits than its factorization.

545491262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272745633.

The product of its digits is 86400, while the sum is 38.

The square root of 545491262 is about 23355.7543658945. The cubic root of 545491262 is about 817.0762732872.

The spelling of 545491262 in words is "five hundred forty-five million, four hundred ninety-one thousand, two hundred sixty-two".