999561062 has 4 divisors (see below), whose sum is σ = 1499341596. Its totient is φ = 499780530.

The previous prime is 999561037. The next prime is 999561077. The reversal of 999561062 is 260165999.

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

It is a junction number, because it is equal to n+sod(n) for n = 999560998 and 999561016.

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, 249890264 + ... + 249890267.

It is an arithmetic number, because the mean of its divisors is an integer number (374835399).

Almost surely, 2^999561062 is an apocalyptic number.

999561062 is a deficient number, since it is larger than the sum of its proper divisors (499780534).

999561062 is a wasteful number, since it uses less digits than its factorization.

999561062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499780533.

The product of its (nonzero) digits is 262440, while the sum is 47.

The square root of 999561062 is about 31615.8356207771. The cubic root of 999561062 is about 999.8536659207.

The spelling of 999561062 in words is "nine hundred ninety-nine million, five hundred sixty-one thousand, sixty-two".