356540004 has 72 divisors (see below), whose sum is σ = 929408480. Its totient is φ = 115178112.

The previous prime is 356539933. The next prime is 356540011. The reversal of 356540004 is 400045653.

356540004 is a `hidden beast` number, since 3 + 5 + 654 + 0 + 0 + 0 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 356540004.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 214344 + ... + 216000.

Almost surely, 2^356540004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 356540004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (464704240).

356540004 is an abundant number, since it is smaller than the sum of its proper divisors (572868476).

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

356540004 is a wasteful number, since it uses less digits than its factorization.

356540004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1849 (or 1844 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 356540004 is about 18882.2669189904. The cubic root of 356540004 is about 709.0922764722.

Adding to 356540004 its reverse (400045653), we get a palindrome (756585657).

The spelling of 356540004 in words is "three hundred fifty-six million, five hundred forty thousand, four".