1473557240 has 64 divisors (see below), whose sum is σ = 3349382400. Its totient is φ = 583437312.

The previous prime is 1473557237. The next prime is 1473557249. The reversal of 1473557240 is 427553741.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1473557194 and 1473557203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1473557249) 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, 2078006 + ... + 2078714.

It is an arithmetic number, because the mean of its divisors is an integer number (52334100).

Almost surely, 2^1473557240 is an apocalyptic number.

1473557240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1473557240 is an abundant number, since it is smaller than the sum of its proper divisors (1875825160).

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

1473557240 is a wasteful number, since it uses less digits than its factorization.

1473557240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1176 (or 1172 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 38.

The square root of 1473557240 is about 38386.9410086295. The cubic root of 1473557240 is about 1137.9477903696.

The spelling of 1473557240 in words is "one billion, four hundred seventy-three million, five hundred fifty-seven thousand, two hundred forty".