1497492000 has 144 divisors (see below), whose sum is σ = 5314726872. Its totient is φ = 399321600.

The previous prime is 1497491999. The next prime is 1497492013. The reversal of 1497492000 is 2947941.

It can be written as a sum of positive squares in 4 ways, for example, as 327031056 + 1170460944 = 18084^2 + 34212^2 .

It is a tau number, because it is divible by the number of its divisors (144).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15202 + ... + 56798.

Almost surely, 2^1497492000 is an apocalyptic number.

1497492000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1497492000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2657363436).

1497492000 is an abundant number, since it is smaller than the sum of its proper divisors (3817234872).

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

1497492000 is a wasteful number, since it uses less digits than its factorization.

1497492000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41628 (or 41607 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 1497492000 is about 38697.4417759107. The cubic root of 1497492000 is about 1144.0758992465.

The spelling of 1497492000 in words is "one billion, four hundred ninety-seven million, four hundred ninety-two thousand".