46449138 has 16 divisors (see below), whose sum is σ = 93028320. Its totient is φ = 15461376.

The previous prime is 46449127. The next prime is 46449149. The reversal of 46449138 is 83194464.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (46449127) and next prime (46449149).

It is a junction number, because it is equal to n+sod(n) for n = 46449096 and 46449105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 420 + ... + 9647.

It is an arithmetic number, because the mean of its divisors is an integer number (5814270).

Almost surely, 2^46449138 is an apocalyptic number.

46449138 is an abundant number, since it is smaller than the sum of its proper divisors (46579182).

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

46449138 is a wasteful number, since it uses less digits than its factorization.

46449138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10841.

The product of its digits is 82944, while the sum is 39.

The square root of 46449138 is about 6815.3604453470. The cubic root of 46449138 is about 359.4671592554.

The spelling of 46449138 in words is "forty-six million, four hundred forty-nine thousand, one hundred thirty-eight".