30466040 has 64 divisors (see below), whose sum is σ = 79198560. Its totient is φ = 10424320.

The previous prime is 30466031. The next prime is 30466049. The reversal of 30466040 is 4066403.

It is an interprime number because it is at equal distance from previous prime (30466031) and next prime (30466049).

It is a junction number, because it is equal to n+sod(n) for n = 30465997 and 30466015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30466049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5444 + ... + 9516.

Almost surely, 2^30466040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30466040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39599280).

30466040 is an abundant number, since it is smaller than the sum of its proper divisors (48732520).

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

30466040 is a wasteful number, since it uses less digits than its factorization.

30466040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4112 (or 4108 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 30466040 is about 5519.6050583352. The cubic root of 30466040 is about 312.3239840775.

The spelling of 30466040 in words is "thirty million, four hundred sixty-six thousand, forty".