1046912890 has 16 divisors (see below), whose sum is σ = 1884813480. Its totient is φ = 418682880.

The previous prime is 1046912809. The next prime is 1046912903. The reversal of 1046912890 is 982196401.

It can be written as a sum of positive squares in 4 ways, for example, as 1006348729 + 40564161 = 31723^2 + 6369^2 .

It is a super-3 number, since 3×1046912890³ (a number of 28 digits) contains 333 as substring.

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, 86746 + ... + 98074.

Almost surely, 2^1046912890 is an apocalyptic number.

1046912890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1046912890 is a deficient number, since it is larger than the sum of its proper divisors (837900590).

1046912890 is a wasteful number, since it uses less digits than its factorization.

1046912890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20577.

The product of its (nonzero) digits is 31104, while the sum is 40.

The square root of 1046912890 is about 32356.0332859268. The cubic root of 1046912890 is about 1015.3992750777.

It can be divided in two parts, 1046 and 912890, that added together give a square (913936 = 956²).

The spelling of 1046912890 in words is "one billion, forty-six million, nine hundred twelve thousand, eight hundred ninety".