486619940 has 24 divisors (see below), whose sum is σ = 1022317632. Its totient is φ = 194568800.

The previous prime is 486619937. The next prime is 486619943. The reversal of 486619940 is 49916684.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (486619937) and next prime (486619943).

It is not an unprimeable number, because it can be changed into a prime (486619943) 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, 88265 + ... + 93615.

It is an arithmetic number, because the mean of its divisors is an integer number (42596568).

Almost surely, 2^486619940 is an apocalyptic number.

It is an amenable number.

486619940 is an abundant number, since it is smaller than the sum of its proper divisors (535697692).

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

486619940 is a wasteful number, since it uses less digits than its factorization.

486619940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9907 (or 9905 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 47.

The square root of 486619940 is about 22059.4637287492. The cubic root of 486619940 is about 786.5565771284.

The spelling of 486619940 in words is "four hundred eighty-six million, six hundred nineteen thousand, nine hundred forty".