946199430 has 288 divisors, whose sum is σ = 3025058400. Its totient is φ = 203765760.

The previous prime is 946199399. The next prime is 946199431. The reversal of 946199430 is 34991649.

It is a super-2 number, since 2×946199430² = 1790586722664649800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (946199431) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 3517336 + ... + 3517604.

It is an arithmetic number, because the mean of its divisors is an integer number (10503675).

Almost surely, 2^946199430 is an apocalyptic number.

946199430 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 946199430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1512529200).

946199430 is an abundant number, since it is smaller than the sum of its proper divisors (2078858970).

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

946199430 is a wasteful number, since it uses less digits than its factorization.

946199430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340 (or 326 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The square root of 946199430 is about 30760.3548419065. The cubic root of 946199430 is about 981.7348937251.

The spelling of 946199430 in words is "nine hundred forty-six million, one hundred ninety-nine thousand, four hundred thirty".