4861000 has 32 divisors (see below), whose sum is σ = 11377080. Its totient is φ = 1944000.

The previous prime is 4860991. The next prime is 4861013. The reversal of 4861000 is 1684.

It can be written as a sum of positive squares in 4 ways, for example, as 2604996 + 2256004 = 1614^2 + 1502^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1431 + ... + 3430.

Almost surely, 2^4861000 is an apocalyptic number.

4861000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4861000 is an abundant number, since it is smaller than the sum of its proper divisors (6516080).

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

4861000 is a wasteful number, since it uses less digits than its factorization.

4861000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4882 (or 4868 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 4861000 is about 2204.7675614450. The cubic root of 4861000 is about 169.3981021306.

Adding to 4861000 its reverse (1684), we get a palindrome (4862684).

It can be divided in two parts, 4 and 861000, that multiplied together give a triangular number (3444000 = T₂₆₂₄).

The spelling of 4861000 in words is "four million, eight hundred sixty-one thousand".