46421446 has 32 divisors (see below), whose sum is σ = 76446720. Its totient is φ = 21060000.

The previous prime is 46421443. The next prime is 46421449. The reversal of 46421446 is 64412464.

It is an interprime number because it is at equal distance from previous prime (46421443) and next prime (46421449).

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46421443) 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, 184821 + ... + 185071.

It is an arithmetic number, because the mean of its divisors is an integer number (2388960).

Almost surely, 2^46421446 is an apocalyptic number.

46421446 is a deficient number, since it is larger than the sum of its proper divisors (30025274).

46421446 is a wasteful number, since it uses less digits than its factorization.

46421446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460.

The product of its digits is 18432, while the sum is 31.

The square root of 46421446 is about 6813.3285551190. The cubic root of 46421446 is about 359.3957094657.

The spelling of 46421446 in words is "forty-six million, four hundred twenty-one thousand, four hundred forty-six".