46273640 has 48 divisors (see below), whose sum is σ = 121119300. Its totient is φ = 15864576.

The previous prime is 46273639. The next prime is 46273663. The reversal of 46273640 is 4637264.

It can be written as a sum of positive squares in 2 ways, for example, as 43112356 + 3161284 = 6566^2 + 1778^2 .

It is a junction number, because it is equal to n+sod(n) for n = 46273597 and 46273606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9845 + ... + 13764.

Almost surely, 2^46273640 is an apocalyptic number.

46273640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46273640 is an abundant number, since it is smaller than the sum of its proper divisors (74845660).

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

46273640 is a wasteful number, since it uses less digits than its factorization.

46273640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23634 (or 23623 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 46273640 is about 6802.4730796968. The cubic root of 46273640 is about 359.0138649683.

The spelling of 46273640 in words is "forty-six million, two hundred seventy-three thousand, six hundred forty".