946635487 has 18 divisors (see below), whose sum is σ = 1123262504. Its totient is φ = 781468800.

The previous prime is 946635467. The next prime is 946635493. The reversal of 946635487 is 784536649.

It is not a de Polignac number, because 946635487 - 2¹⁵ = 946602719 is a prime.

It is a super-2 number, since 2×946635487² = 1792237490495454338, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (946635407) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2360487 + ... + 2360887.

Almost surely, 2^946635487 is an apocalyptic number.

946635487 is a deficient number, since it is larger than the sum of its proper divisors (176627017).

946635487 is an frugal number, since it uses more digits than its factorization.

946635487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867 (or 437 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 52.

The square root of 946635487 is about 30767.4419963701. The cubic root of 946635487 is about 981.8856817492.

The spelling of 946635487 in words is "nine hundred forty-six million, six hundred thirty-five thousand, four hundred eighty-seven".