1617261046 has 32 divisors (see below), whose sum is σ = 2561771520. Its totient is φ = 764751456.

The previous prime is 1617261043. The next prime is 1617261047. The reversal of 1617261046 is 6401627161.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1617261043) 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, 721195 + ... + 723433.

It is an arithmetic number, because the mean of its divisors is an integer number (80055360).

Almost surely, 2^1617261046 is an apocalyptic number.

1617261046 is a deficient number, since it is larger than the sum of its proper divisors (944510474).

1617261046 is a wasteful number, since it uses less digits than its factorization.

1617261046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2548.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 1617261046 is about 40215.1842716156. The cubic root of 1617261046 is about 1173.7980274719.

The spelling of 1617261046 in words is "one billion, six hundred seventeen million, two hundred sixty-one thousand, forty-six".