495961406 has 4 divisors (see below), whose sum is σ = 743942112. Its totient is φ = 247980702.

The previous prime is 495961391. The next prime is 495961429. The reversal of 495961406 is 604169594.

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, 123990350 + ... + 123990353.

It is an arithmetic number, because the mean of its divisors is an integer number (185985528).

Almost surely, 2^495961406 is an apocalyptic number.

495961406 is a deficient number, since it is larger than the sum of its proper divisors (247980706).

495961406 is a wasteful number, since it uses less digits than its factorization.

495961406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247980705.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 495961406 is about 22270.1909735862. The cubic root of 495961406 is about 791.5577903728.

The spelling of 495961406 in words is "four hundred ninety-five million, nine hundred sixty-one thousand, four hundred six".