1046497642 has 4 divisors (see below), whose sum is σ = 1569746466. Its totient is φ = 523248820.

The previous prime is 1046497607. The next prime is 1046497643. The reversal of 1046497642 is 2467946401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 911496481 + 135001161 = 30191^2 + 11619^2 .

It is not an unprimeable number, because it can be changed into a prime (1046497643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261624409 + ... + 261624412.

Almost surely, 2^1046497642 is an apocalyptic number.

1046497642 is a deficient number, since it is larger than the sum of its proper divisors (523248824).

1046497642 is an equidigital number, since it uses as much as digits as its factorization.

1046497642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523248823.

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 1046497642 is about 32349.6157936999. The cubic root of 1046497642 is about 1015.2650078490.

The spelling of 1046497642 in words is "one billion, forty-six million, four hundred ninety-seven thousand, six hundred forty-two".