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BaseRepresentation
bin1001000010010101…
…0000001001100010
320021001100112200120
42100211100021202
514431433401303
61040410501110
7114052656462
oct22045201142
96231315616
102425684578
1110352657a9
12578434796
132c870c625
14190227ba2
15e2e4b553
hex90950262

2425684578 has 8 divisors (see below), whose sum is σ = 4851369168. Its totient is φ = 808561524.

The previous prime is 2425684511. The next prime is 2425684589. The reversal of 2425684578 is 8754865242.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2425684578.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202140376 + ... + 202140387.

It is an arithmetic number, because the mean of its divisors is an integer number (606421146).

Almost surely, 22425684578 is an apocalyptic number.

2425684578 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2425684578 is a wasteful number, since it uses less digits than its factorization.

2425684578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404280768.

The product of its digits is 4300800, while the sum is 51.

The square root of 2425684578 is about 49251.2393549645. The cubic root of 2425684578 is about 1343.6251024842.

The spelling of 2425684578 in words is "two billion, four hundred twenty-five million, six hundred eighty-four thousand, five hundred seventy-eight".