946287405 has 48 divisors (see below), whose sum is σ = 1984829184. Its totient is φ = 407139840.

The previous prime is 946287401. The next prime is 946287443. The reversal of 946287405 is 504782649.

It is a happy number.

It is not a de Polignac number, because 946287405 - 2² = 946287401 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (946287401) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 83001 + ... + 93710.

It is an arithmetic number, because the mean of its divisors is an integer number (41350608).

Almost surely, 2^946287405 is an apocalyptic number.

It is an amenable number.

946287405 is an abundant number, since it is smaller than the sum of its proper divisors (1038541779).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

946287405 is a wasteful number, since it uses less digits than its factorization.

946287405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176746 (or 176743 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 946287405 is about 30761.7848149291. The cubic root of 946287405 is about 981.7653191118.

The spelling of 946287405 in words is "nine hundred forty-six million, two hundred eighty-seven thousand, four hundred five".