46421670 has 16 divisors (see below), whose sum is σ = 111412080. Its totient is φ = 12379104.

The previous prime is 46421647. The next prime is 46421677. The reversal of 46421670 is 7612464.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 1547389 = 46421670 / (4 + 6 + 4 + 2 + 1 + 6 + 7 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46421677) 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, 773665 + ... + 773724.

It is an arithmetic number, because the mean of its divisors is an integer number (6963255).

Almost surely, 2^46421670 is an apocalyptic number.

46421670 is an abundant number, since it is smaller than the sum of its proper divisors (64990410).

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

46421670 is a wasteful number, since it uses less digits than its factorization.

46421670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1547399.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 46421670 is about 6813.3449934669. The cubic root of 46421670 is about 359.3962875355.

The spelling of 46421670 in words is "forty-six million, four hundred twenty-one thousand, six hundred seventy".