1604622662 has 4 divisors (see below), whose sum is σ = 2406933996. Its totient is φ = 802311330.

The previous prime is 1604622661. The next prime is 1604622689. The reversal of 1604622662 is 2662264061.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1604622661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401155664 + ... + 401155667.

It is an arithmetic number, because the mean of its divisors is an integer number (601733499).

Almost surely, 2^1604622662 is an apocalyptic number.

1604622662 is a deficient number, since it is larger than the sum of its proper divisors (802311334).

1604622662 is an equidigital number, since it uses as much as digits as its factorization.

1604622662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802311333.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 1604622662 is about 40057.7415988470. The cubic root of 1604622662 is about 1170.7324077165.

The spelling of 1604622662 in words is "one billion, six hundred four million, six hundred twenty-two thousand, six hundred sixty-two".