252377477 has 8 divisors (see below), whose sum is σ = 277758720. Its totient is φ = 227402560.

The previous prime is 252377473. The next prime is 252377483. The reversal of 252377477 is 774773252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 252377477 - 2² = 252377473 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252377471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100277 + ... + 102762.

It is an arithmetic number, because the mean of its divisors is an integer number (34719840).

Almost surely, 2^252377477 is an apocalyptic number.

It is an amenable number.

252377477 is a deficient number, since it is larger than the sum of its proper divisors (25381243).

252377477 is a wasteful number, since it uses less digits than its factorization.

252377477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203163.

The product of its digits is 576240, while the sum is 44.

The square root of 252377477 is about 15886.3928253081. The cubic root of 252377477 is about 631.9511834390.

The spelling of 252377477 in words is "two hundred fifty-two million, three hundred seventy-seven thousand, four hundred seventy-seven".