427180355 has 32 divisors (see below), whose sum is σ = 611988480. Its totient is φ = 280126080.

The previous prime is 427180319. The next prime is 427180373. The reversal of 427180355 is 553081724.

It is a happy number.

It is not a de Polignac number, because 427180355 - 2⁶ = 427180291 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73610 + ... + 79200.

It is an arithmetic number, because the mean of its divisors is an integer number (19124640).

Almost surely, 2^427180355 is an apocalyptic number.

427180355 is a deficient number, since it is larger than the sum of its proper divisors (184808125).

427180355 is a wasteful number, since it uses less digits than its factorization.

427180355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5699.

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 427180355 is about 20668.3418541498. The cubic root of 427180355 is about 753.1308264558.

The spelling of 427180355 in words is "four hundred twenty-seven million, one hundred eighty thousand, three hundred fifty-five".