492363690 has 192 divisors, whose sum is σ = 1555013376. Its totient is φ = 96823296.

The previous prime is 492363689. The next prime is 492363733. The reversal of 492363690 is 96363294.

It is a super-2 number, since 2×492363690² = 484844006460832200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4780179 + ... + 4780281.

It is an arithmetic number, because the mean of its divisors is an integer number (8099028).

Almost surely, 2^492363690 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 492363690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (777506688).

492363690 is an abundant number, since it is smaller than the sum of its proper divisors (1062649686).

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

492363690 is a wasteful number, since it uses less digits than its factorization.

492363690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253 (or 150 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 42.

The square root of 492363690 is about 22189.2697040709. The cubic root of 492363690 is about 789.6391504800.

The spelling of 492363690 in words is "four hundred ninety-two million, three hundred sixty-three thousand, six hundred ninety".