416393490 has 16 divisors (see below), whose sum is σ = 999344448. Its totient is φ = 111038256.

The previous prime is 416393489. The next prime is 416393491. The reversal of 416393490 is 94393614.

It is an interprime number because it is at equal distance from previous prime (416393489) and next prime (416393491).

It is not an unprimeable number, because it can be changed into a prime (416393491) 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, 6939862 + ... + 6939921.

It is an arithmetic number, because the mean of its divisors is an integer number (62459028).

Almost surely, 2^416393490 is an apocalyptic number.

416393490 is an abundant number, since it is smaller than the sum of its proper divisors (582950958).

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

416393490 is a wasteful number, since it uses less digits than its factorization.

416393490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13879793.

The product of its (nonzero) digits is 69984, while the sum is 39.

The square root of 416393490 is about 20405.7219916375. The cubic root of 416393490 is about 746.7375267129.

The spelling of 416393490 in words is "four hundred sixteen million, three hundred ninety-three thousand, four hundred ninety".